2040596080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{822821}}^1$

素因数の和:822865

約数の個数: 40

約数和(自身を含む): 4897436544

約数和(自身を除く): 2856840464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 822821, 1645642, 3291284, 4114105, 6582568, 8228210, 13165136, 16456420, 25507451, 32912840, 51014902, 65825680, 102029804, 127537255, 204059608, 255074510, 408119216, 510149020, 1020298040, 2040596080]

約数ペア:

[(1, 2040596080), (2, 1020298040), (4, 510149020), (5, 408119216), (8, 255074510), (10, 204059608), (16, 127537255), (20, 102029804), (31, 65825680), (40, 51014902), (62, 32912840), (80, 25507451), (124, 16456420), (155, 13165136), (248, 8228210), (310, 6582568), (496, 4114105), (620, 3291284), (1240, 1645642), (2480, 822821)]