12776920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24571}}^1$

素因数の和:24595

約数の個数: 32

約数和(自身を含む): 30960720

約数和(自身を除く): 18183800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 24571, 49142, 98284, 122855, 196568, 245710, 319423, 491420, 638846, 982840, 1277692, 1597115, 2555384, 3194230, 6388460, 12776920]

約数ペア:

[(1, 12776920), (2, 6388460), (4, 3194230), (5, 2555384), (8, 1597115), (10, 1277692), (13, 982840), (20, 638846), (26, 491420), (40, 319423), (52, 245710), (65, 196568), (104, 122855), (130, 98284), (260, 49142), (520, 24571)]