20146832920

素因数分解:

$2^3\times 5^1\times {\mathrm{6221}}^1\times {\mathrm{80963}}^1$

素因数の和:87195

約数の個数: 32

約数和(自身を含む): 45338220720

約数和(自身を除く): 25191387800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6221, 12442, 24884, 31105, 49768, 62210, 80963, 124420, 161926, 248840, 323852, 404815, 647704, 809630, 1619260, 3238520, 503670823, 1007341646, 2014683292, 2518354115, 4029366584, 5036708230, 10073416460, 20146832920]

約数ペア:

[(1, 20146832920), (2, 10073416460), (4, 5036708230), (5, 4029366584), (8, 2518354115), (10, 2014683292), (20, 1007341646), (40, 503670823), (6221, 3238520), (12442, 1619260), (24884, 809630), (31105, 647704), (49768, 404815), (62210, 323852), (80963, 248840), (124420, 161926)]