8993270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 20079360

約数和(自身を除く): 11086090

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 130, 143, 190, 209, 247, 286, 331, 418, 494, 662, 715, 1045, 1235, 1430, 1655, 2090, 2470, 2717, 3310, 3641, 4303, 5434, 6289, 7282, 8606, 12578, 13585, 18205, 21515, 27170, 31445, 36410, 43030, 47333, 62890, 69179, 81757, 94666, 138358, 163514, 236665, 345895, 408785, 473330, 691790, 817570, 899327, 1798654, 4496635, 8993270]

約数ペア:

[(1, 8993270), (2, 4496635), (5, 1798654), (10, 899327), (11, 817570), (13, 691790), (19, 473330), (22, 408785), (26, 345895), (38, 236665), (55, 163514), (65, 138358), (95, 94666), (110, 81757), (130, 69179), (143, 62890), (190, 47333), (209, 43030), (247, 36410), (286, 31445), (331, 27170), (418, 21515), (494, 18205), (662, 13585), (715, 12578), (1045, 8606), (1235, 7282), (1430, 6289), (1655, 5434), (2090, 4303), (2470, 3641), (2717, 3310)]