8681560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{751}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 20777760

約数和(自身を除く): 12096200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 751, 1156, 1445, 1502, 2312, 2890, 3004, 3755, 5780, 6008, 7510, 11560, 12767, 15020, 25534, 30040, 51068, 63835, 102136, 127670, 217039, 255340, 434078, 510680, 868156, 1085195, 1736312, 2170390, 4340780, 8681560]

約数ペア:

[(1, 8681560), (2, 4340780), (4, 2170390), (5, 1736312), (8, 1085195), (10, 868156), (17, 510680), (20, 434078), (34, 255340), (40, 217039), (68, 127670), (85, 102136), (136, 63835), (170, 51068), (289, 30040), (340, 25534), (578, 15020), (680, 12767), (751, 11560), (1156, 7510), (1445, 6008), (1502, 5780), (2312, 3755), (2890, 3004)]