353204080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{142421}}^1$

素因数の和:142465

約数の個数: 40

約数和(自身を含む): 847695744

約数和(自身を除く): 494491664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 142421, 284842, 569684, 712105, 1139368, 1424210, 2278736, 2848420, 4415051, 5696840, 8830102, 11393680, 17660204, 22075255, 35320408, 44150510, 70640816, 88301020, 176602040, 353204080]

約数ペア:

[(1, 353204080), (2, 176602040), (4, 88301020), (5, 70640816), (8, 44150510), (10, 35320408), (16, 22075255), (20, 17660204), (31, 11393680), (40, 8830102), (62, 5696840), (80, 4415051), (124, 2848420), (155, 2278736), (248, 1424210), (310, 1139368), (496, 712105), (620, 569684), (1240, 284842), (2480, 142421)]