490661510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{12239}}^1$

素因数の和:12476

約数の個数: 32

約数和(自身を含む): 934156800

約数和(自身を除く): 443495290

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 211, 422, 1055, 2110, 4009, 8018, 12239, 20045, 24478, 40090, 61195, 122390, 232541, 465082, 1162705, 2325410, 2582429, 5164858, 12912145, 25824290, 49066151, 98132302, 245330755, 490661510]

約数ペア:

[(1, 490661510), (2, 245330755), (5, 98132302), (10, 49066151), (19, 25824290), (38, 12912145), (95, 5164858), (190, 2582429), (211, 2325410), (422, 1162705), (1055, 465082), (2110, 232541), (4009, 122390), (8018, 61195), (12239, 40090), (20045, 24478)]