520013680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{382363}}^1$

素因数の和:382393

約数の個数: 40

約数和(自身を含む): 1280154672

約数和(自身を除く): 760140992

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 382363, 764726, 1529452, 1911815, 3058904, 3823630, 6117808, 6500171, 7647260, 13000342, 15294520, 26000684, 30589040, 32500855, 52001368, 65001710, 104002736, 130003420, 260006840, 520013680]

約数ペア:

[(1, 520013680), (2, 260006840), (4, 130003420), (5, 104002736), (8, 65001710), (10, 52001368), (16, 32500855), (17, 30589040), (20, 26000684), (34, 15294520), (40, 13000342), (68, 7647260), (80, 6500171), (85, 6117808), (136, 3823630), (170, 3058904), (272, 1911815), (340, 1529452), (680, 764726), (1360, 382363)]