31456360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60493}}^1$

素因数の和:60517

約数の個数: 32

約数和(自身を含む): 76222440

約数和(自身を除く): 44766080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 60493, 120986, 241972, 302465, 483944, 604930, 786409, 1209860, 1572818, 2419720, 3145636, 3932045, 6291272, 7864090, 15728180, 31456360]

約数ペア:

[(1, 31456360), (2, 15728180), (4, 7864090), (5, 6291272), (8, 3932045), (10, 3145636), (13, 2419720), (20, 1572818), (26, 1209860), (40, 786409), (52, 604930), (65, 483944), (104, 302465), (130, 241972), (260, 120986), (520, 60493)]