20120803040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{1291}}^1$

素因数の和:1505

約数の個数: 192

約数和(自身を含む): 52510187520

約数和(自身を除く): 32389384480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 65, 80, 104, 118, 127, 130, 160, 208, 236, 254, 260, 295, 416, 472, 508, 520, 590, 635, 767, 944, 1016, 1040, 1180, 1270, 1291, 1534, 1651, 1888, 2032, 2080, 2360, 2540, 2582, 3068, 3302, 3835, 4064, 4720, 5080, 5164, 6136, 6455, 6604, 7493, 7670, 8255, 9440, 10160, 10328, 12272, 12910, 13208, 14986, 15340, 16510, 16783, 20320, 20656, 24544, 25820, 26416, 29972, 30680, 33020, 33566, 37465, 41312, 51640, 52832, 59944, 61360, 66040, 67132, 74930, 76169, 83915, 97409, 103280, 119888, 122720, 132080, 134264, 149860, 152338, 163957, 167830, 194818, 206560, 239776, 264160, 268528, 299720, 304676, 327914, 335660, 380845, 389636, 487045, 537056, 599440, 609352, 655828, 671320, 761690, 779272, 819785, 974090, 990197, 1198880, 1218704, 1311656, 1342640, 1523380, 1558544, 1639570, 1948180, 1980394, 2131441, 2437408, 2623312, 2685280, 3046760, 3117088, 3279140, 3896360, 3960788, 4262882, 4950985, 5246624, 6093520, 6558280, 7792720, 7921576, 8525764, 9673463, 9901970, 10657205, 12187040, 13116560, 15585440, 15843152, 17051528, 19346926, 19803940, 21314410, 26233120, 31686304, 34103056, 38693852, 39607880, 42628820, 48367315, 68206112, 77387704, 79215760, 85257640, 96734630, 125755019, 154775408, 158431520, 170515280, 193469260, 251510038, 309550816, 341030560, 386938520, 503020076, 628775095, 773877040, 1006040152, 1257550190, 1547754080, 2012080304, 2515100380, 4024160608, 5030200760, 10060401520, 20120803040]

約数ペア:

[(1, 20120803040), (2, 10060401520), (4, 5030200760), (5, 4024160608), (8, 2515100380), (10, 2012080304), (13, 1547754080), (16, 1257550190), (20, 1006040152), (26, 773877040), (32, 628775095), (40, 503020076), (52, 386938520), (59, 341030560), (65, 309550816), (80, 251510038), (104, 193469260), (118, 170515280), (127, 158431520), (130, 154775408), (160, 125755019), (208, 96734630), (236, 85257640), (254, 79215760), (260, 77387704), (295, 68206112), (416, 48367315), (472, 42628820), (508, 39607880), (520, 38693852), (590, 34103056), (635, 31686304), (767, 26233120), (944, 21314410), (1016, 19803940), (1040, 19346926), (1180, 17051528), (1270, 15843152), (1291, 15585440), (1534, 13116560), (1651, 12187040), (1888, 10657205), (2032, 9901970), (2080, 9673463), (2360, 8525764), (2540, 7921576), (2582, 7792720), (3068, 6558280), (3302, 6093520), (3835, 5246624), (4064, 4950985), (4720, 4262882), (5080, 3960788), (5164, 3896360), (6136, 3279140), (6455, 3117088), (6604, 3046760), (7493, 2685280), (7670, 2623312), (8255, 2437408), (9440, 2131441), (10160, 1980394), (10328, 1948180), (12272, 1639570), (12910, 1558544), (13208, 1523380), (14986, 1342640), (15340, 1311656), (16510, 1218704), (16783, 1198880), (20320, 990197), (20656, 974090), (24544, 819785), (25820, 779272), (26416, 761690), (29972, 671320), (30680, 655828), (33020, 609352), (33566, 599440), (37465, 537056), (41312, 487045), (51640, 389636), (52832, 380845), (59944, 335660), (61360, 327914), (66040, 304676), (67132, 299720), (74930, 268528), (76169, 264160), (83915, 239776), (97409, 206560), (103280, 194818), (119888, 167830), (122720, 163957), (132080, 152338), (134264, 149860)]