249742040

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{60617}}^1$

素因数の和:60731

約数の個数: 32

約数和(自身を含む): 567384480

約数和(自身を除く): 317642440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 60617, 121234, 242468, 303085, 484936, 606170, 1212340, 2424680, 6243551, 12487102, 24974204, 31217755, 49948408, 62435510, 124871020, 249742040]

約数ペア:

[(1, 249742040), (2, 124871020), (4, 62435510), (5, 49948408), (8, 31217755), (10, 24974204), (20, 12487102), (40, 6243551), (103, 2424680), (206, 1212340), (412, 606170), (515, 484936), (824, 303085), (1030, 242468), (2060, 121234), (4120, 60617)]