26843960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2$

素因数の和:86

約数の個数: 144

約数和(自身を含む): 75300840

約数和(自身を除く): 48456880

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 88, 95, 104, 110, 130, 143, 152, 169, 190, 209, 220, 247, 260, 286, 338, 361, 380, 418, 440, 494, 520, 572, 676, 715, 722, 760, 836, 845, 988, 1045, 1144, 1235, 1352, 1430, 1444, 1672, 1690, 1805, 1859, 1976, 2090, 2470, 2717, 2860, 2888, 3211, 3380, 3610, 3718, 3971, 4180, 4693, 4940, 5434, 5720, 6422, 6760, 7220, 7436, 7942, 8360, 9295, 9386, 9880, 10868, 12844, 13585, 14440, 14872, 15884, 16055, 18590, 18772, 19855, 21736, 23465, 25688, 27170, 31768, 32110, 35321, 37180, 37544, 39710, 46930, 51623, 54340, 61009, 64220, 70642, 74360, 79420, 93860, 103246, 108680, 122018, 128440, 141284, 158840, 176605, 187720, 206492, 244036, 258115, 282568, 305045, 353210, 412984, 488072, 516230, 610090, 671099, 706420, 1032460, 1220180, 1342198, 1412840, 2064920, 2440360, 2684396, 3355495, 5368792, 6710990, 13421980, 26843960]

約数ペア:

[(1, 26843960), (2, 13421980), (4, 6710990), (5, 5368792), (8, 3355495), (10, 2684396), (11, 2440360), (13, 2064920), (19, 1412840), (20, 1342198), (22, 1220180), (26, 1032460), (38, 706420), (40, 671099), (44, 610090), (52, 516230), (55, 488072), (65, 412984), (76, 353210), (88, 305045), (95, 282568), (104, 258115), (110, 244036), (130, 206492), (143, 187720), (152, 176605), (169, 158840), (190, 141284), (209, 128440), (220, 122018), (247, 108680), (260, 103246), (286, 93860), (338, 79420), (361, 74360), (380, 70642), (418, 64220), (440, 61009), (494, 54340), (520, 51623), (572, 46930), (676, 39710), (715, 37544), (722, 37180), (760, 35321), (836, 32110), (845, 31768), (988, 27170), (1045, 25688), (1144, 23465), (1235, 21736), (1352, 19855), (1430, 18772), (1444, 18590), (1672, 16055), (1690, 15884), (1805, 14872), (1859, 14440), (1976, 13585), (2090, 12844), (2470, 10868), (2717, 9880), (2860, 9386), (2888, 9295), (3211, 8360), (3380, 7942), (3610, 7436), (3718, 7220), (3971, 6760), (4180, 6422), (4693, 5720), (4940, 5434)]