20317560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{169313}}^1$

素因数の和:169327

約数の個数: 32

約数和(自身を含む): 60953040

約数和(自身を除く): 40635480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 169313, 338626, 507939, 677252, 846565, 1015878, 1354504, 1693130, 2031756, 2539695, 3386260, 4063512, 5079390, 6772520, 10158780, 20317560]

約数ペア:

[(1, 20317560), (2, 10158780), (3, 6772520), (4, 5079390), (5, 4063512), (6, 3386260), (8, 2539695), (10, 2031756), (12, 1693130), (15, 1354504), (20, 1015878), (24, 846565), (30, 677252), (40, 507939), (60, 338626), (120, 169313)]