9943960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1471}}^1$

素因数の和:1508

約数の個数: 48

約数和(自身を含む): 24243840

約数和(自身を除く): 14299880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1471, 1690, 2942, 3380, 5884, 6760, 7355, 11768, 14710, 19123, 29420, 38246, 58840, 76492, 95615, 152984, 191230, 248599, 382460, 497198, 764920, 994396, 1242995, 1988792, 2485990, 4971980, 9943960]

約数ペア:

[(1, 9943960), (2, 4971980), (4, 2485990), (5, 1988792), (8, 1242995), (10, 994396), (13, 764920), (20, 497198), (26, 382460), (40, 248599), (52, 191230), (65, 152984), (104, 95615), (130, 76492), (169, 58840), (260, 38246), (338, 29420), (520, 19123), (676, 14710), (845, 11768), (1352, 7355), (1471, 6760), (1690, 5884), (2942, 3380)]