5200887920

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{890563}}^1$

素因数の和:890649

約数の個数: 40

約数和(自身を含む): 12257722896

約数和(自身を除く): 7056834976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 890563, 1781126, 3562252, 4452815, 7124504, 8905630, 14249008, 17811260, 35622520, 65011099, 71245040, 130022198, 260044396, 325055495, 520088792, 650110990, 1040177584, 1300221980, 2600443960, 5200887920]

約数ペア:

[(1, 5200887920), (2, 2600443960), (4, 1300221980), (5, 1040177584), (8, 650110990), (10, 520088792), (16, 325055495), (20, 260044396), (40, 130022198), (73, 71245040), (80, 65011099), (146, 35622520), (292, 17811260), (365, 14249008), (584, 8905630), (730, 7124504), (1168, 4452815), (1460, 3562252), (2920, 1781126), (5840, 890563)]