20147443360

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{27191}}^1$

素因数の和:27638

約数の個数: 96

約数和(自身を含む): 52050708864

約数和(自身を除く): 31903265504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 421, 440, 842, 880, 1684, 1760, 2105, 3368, 4210, 4631, 6736, 8420, 9262, 13472, 16840, 18524, 23155, 27191, 33680, 37048, 46310, 54382, 67360, 74096, 92620, 108764, 135955, 148192, 185240, 217528, 271910, 299101, 370480, 435056, 543820, 598202, 740960, 870112, 1087640, 1196404, 1495505, 2175280, 2392808, 2991010, 4350560, 4785616, 5982020, 9571232, 11447411, 11964040, 22894822, 23928080, 45789644, 47856160, 57237055, 91579288, 114474110, 125921521, 183158576, 228948220, 251843042, 366317152, 457896440, 503686084, 629607605, 915792880, 1007372168, 1259215210, 1831585760, 2014744336, 2518430420, 4029488672, 5036860840, 10073721680, 20147443360]

約数ペア:

[(1, 20147443360), (2, 10073721680), (4, 5036860840), (5, 4029488672), (8, 2518430420), (10, 2014744336), (11, 1831585760), (16, 1259215210), (20, 1007372168), (22, 915792880), (32, 629607605), (40, 503686084), (44, 457896440), (55, 366317152), (80, 251843042), (88, 228948220), (110, 183158576), (160, 125921521), (176, 114474110), (220, 91579288), (352, 57237055), (421, 47856160), (440, 45789644), (842, 23928080), (880, 22894822), (1684, 11964040), (1760, 11447411), (2105, 9571232), (3368, 5982020), (4210, 4785616), (4631, 4350560), (6736, 2991010), (8420, 2392808), (9262, 2175280), (13472, 1495505), (16840, 1196404), (18524, 1087640), (23155, 870112), (27191, 740960), (33680, 598202), (37048, 543820), (46310, 435056), (54382, 370480), (67360, 299101), (74096, 271910), (92620, 217528), (108764, 185240), (135955, 148192)]