1200438680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{252193}}^1$

素因数の和:252228

約数の個数: 64

約数和(自身を含む): 3268434240

約数和(自身を除く): 2067995560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 252193, 504386, 1008772, 1260965, 1765351, 2017544, 2521930, 3530702, 4287281, 5043860, 7061404, 8574562, 8826755, 10087720, 14122808, 17149124, 17653510, 21436405, 30010967, 34298248, 35307020, 42872810, 60021934, 70614040, 85745620, 120043868, 150054835, 171491240, 240087736, 300109670, 600219340, 1200438680]

約数ペア:

[(1, 1200438680), (2, 600219340), (4, 300109670), (5, 240087736), (7, 171491240), (8, 150054835), (10, 120043868), (14, 85745620), (17, 70614040), (20, 60021934), (28, 42872810), (34, 35307020), (35, 34298248), (40, 30010967), (56, 21436405), (68, 17653510), (70, 17149124), (85, 14122808), (119, 10087720), (136, 8826755), (140, 8574562), (170, 7061404), (238, 5043860), (280, 4287281), (340, 3530702), (476, 2521930), (595, 2017544), (680, 1765351), (952, 1260965), (1190, 1008772), (2380, 504386), (4760, 252193)]