15474920

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1471}}^1$

素因数の和:1745

約数の個数: 32

約数和(自身を含む): 34974720

約数和(自身を除く): 19499800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 1471, 2104, 2630, 2942, 5260, 5884, 7355, 10520, 11768, 14710, 29420, 58840, 386873, 773746, 1547492, 1934365, 3094984, 3868730, 7737460, 15474920]

約数ペア:

[(1, 15474920), (2, 7737460), (4, 3868730), (5, 3094984), (8, 1934365), (10, 1547492), (20, 773746), (40, 386873), (263, 58840), (526, 29420), (1052, 14710), (1315, 11768), (1471, 10520), (2104, 7355), (2630, 5884), (2942, 5260)]