1247870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 2509920

約数和(自身を除く): 1262050

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 331, 377, 662, 754, 1655, 1885, 3310, 3770, 4303, 8606, 9599, 19198, 21515, 43030, 47995, 95990, 124787, 249574, 623935, 1247870]

約数ペア:

[(1, 1247870), (2, 623935), (5, 249574), (10, 124787), (13, 95990), (26, 47995), (29, 43030), (58, 21515), (65, 19198), (130, 9599), (145, 8606), (290, 4303), (331, 3770), (377, 3310), (662, 1885), (754, 1655)]