8025940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30869}}^1$

素因数の和:30891

約数の個数: 24

約数和(自身を含む): 18151560

約数和(自身を除く): 10125620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 30869, 61738, 123476, 154345, 308690, 401297, 617380, 802594, 1605188, 2006485, 4012970, 8025940]

約数ペア:

[(1, 8025940), (2, 4012970), (4, 2006485), (5, 1605188), (10, 802594), (13, 617380), (20, 401297), (26, 308690), (52, 154345), (65, 123476), (130, 61738), (260, 30869)]