355196920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{683071}}^1$

素因数の和:683095

約数の個数: 32

約数和(自身を含む): 860670720

約数和(自身を除く): 505473800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 683071, 1366142, 2732284, 3415355, 5464568, 6830710, 8879923, 13661420, 17759846, 27322840, 35519692, 44399615, 71039384, 88799230, 177598460, 355196920]

約数ペア:

[(1, 355196920), (2, 177598460), (4, 88799230), (5, 71039384), (8, 44399615), (10, 35519692), (13, 27322840), (20, 17759846), (26, 13661420), (40, 8879923), (52, 6830710), (65, 5464568), (104, 3415355), (130, 2732284), (260, 1366142), (520, 683071)]