2585996920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4973071}}^1$

素因数の和:4973095

約数の個数: 32

約数和(自身を含む): 6266070720

約数和(自身を除く): 3680073800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4973071, 9946142, 19892284, 24865355, 39784568, 49730710, 64649923, 99461420, 129299846, 198922840, 258599692, 323249615, 517199384, 646499230, 1292998460, 2585996920]

約数ペア:

[(1, 2585996920), (2, 1292998460), (4, 646499230), (5, 517199384), (8, 323249615), (10, 258599692), (13, 198922840), (20, 129299846), (26, 99461420), (40, 64649923), (52, 49730710), (65, 39784568), (104, 24865355), (130, 19892284), (260, 9946142), (520, 4973071)]