3977870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{827}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 7928928

約数和(自身を除く): 3951058

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 827, 962, 1654, 2405, 4135, 4810, 8270, 10751, 21502, 30599, 53755, 61198, 107510, 152995, 305990, 397787, 795574, 1988935, 3977870]

約数ペア:

[(1, 3977870), (2, 1988935), (5, 795574), (10, 397787), (13, 305990), (26, 152995), (37, 107510), (65, 61198), (74, 53755), (130, 30599), (185, 21502), (370, 10751), (481, 8270), (827, 4810), (962, 4135), (1654, 2405)]