3909490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 64

約数和(自身を含む): 8436960

約数和(自身を除く): 4527470

約数列:

[1, 2, 5, 10, 13, 17, 26, 29, 34, 58, 61, 65, 85, 122, 130, 145, 170, 221, 290, 305, 377, 442, 493, 610, 754, 793, 986, 1037, 1105, 1586, 1769, 1885, 2074, 2210, 2465, 3538, 3770, 3965, 4930, 5185, 6409, 7930, 8845, 10370, 12818, 13481, 17690, 22997, 26962, 30073, 32045, 45994, 60146, 64090, 67405, 114985, 134810, 150365, 229970, 300730, 390949, 781898, 1954745, 3909490]

約数ペア:

[(1, 3909490), (2, 1954745), (5, 781898), (10, 390949), (13, 300730), (17, 229970), (26, 150365), (29, 134810), (34, 114985), (58, 67405), (61, 64090), (65, 60146), (85, 45994), (122, 32045), (130, 30073), (145, 26962), (170, 22997), (221, 17690), (290, 13481), (305, 12818), (377, 10370), (442, 8845), (493, 7930), (610, 6409), (754, 5185), (793, 4930), (986, 3965), (1037, 3770), (1105, 3538), (1586, 2465), (1769, 2210), (1885, 2074)]