11988226640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{54631}}^1$

素因数の和:54868

約数の個数: 80

約数和(自身を含む): 30159486336

約数和(自身を除く): 18171259696

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 211, 260, 422, 520, 844, 1040, 1055, 1688, 2110, 2743, 3376, 4220, 5486, 8440, 10972, 13715, 16880, 21944, 27430, 43888, 54631, 54860, 109262, 109720, 218524, 219440, 273155, 437048, 546310, 710203, 874096, 1092620, 1420406, 2185240, 2840812, 3551015, 4370480, 5681624, 7102030, 11363248, 11527141, 14204060, 23054282, 28408120, 46108564, 56816240, 57635705, 92217128, 115271410, 149852833, 184434256, 230542820, 299705666, 461085640, 599411332, 749264165, 922171280, 1198822664, 1498528330, 2397645328, 2997056660, 5994113320, 11988226640]

約数ペア:

[(1, 11988226640), (2, 5994113320), (4, 2997056660), (5, 2397645328), (8, 1498528330), (10, 1198822664), (13, 922171280), (16, 749264165), (20, 599411332), (26, 461085640), (40, 299705666), (52, 230542820), (65, 184434256), (80, 149852833), (104, 115271410), (130, 92217128), (208, 57635705), (211, 56816240), (260, 46108564), (422, 28408120), (520, 23054282), (844, 14204060), (1040, 11527141), (1055, 11363248), (1688, 7102030), (2110, 5681624), (2743, 4370480), (3376, 3551015), (4220, 2840812), (5486, 2185240), (8440, 1420406), (10972, 1092620), (13715, 874096), (16880, 710203), (21944, 546310), (27430, 437048), (43888, 273155), (54631, 219440), (54860, 218524), (109262, 109720)]