715764920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1376471}}^1$

素因数の和:1376495

約数の個数: 32

約数和(自身を含む): 1734354720

約数和(自身を除く): 1018589800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1376471, 2752942, 5505884, 6882355, 11011768, 13764710, 17894123, 27529420, 35788246, 55058840, 71576492, 89470615, 143152984, 178941230, 357882460, 715764920]

約数ペア:

[(1, 715764920), (2, 357882460), (4, 178941230), (5, 143152984), (8, 89470615), (10, 71576492), (13, 55058840), (20, 35788246), (26, 27529420), (40, 17894123), (52, 13764710), (65, 11011768), (104, 6882355), (130, 5505884), (260, 2752942), (520, 1376471)]