2858659780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1\times {\mathrm{3617}}^1$

素因数の和:4588

約数の個数: 48

約数和(自身を含む): 6151178880

約数和(自身を除く): 3292519100

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 919, 1838, 3617, 3676, 4595, 7234, 9190, 14468, 18085, 18380, 36170, 39517, 72340, 79034, 155531, 158068, 197585, 311062, 395170, 622124, 777655, 790340, 1555310, 3110620, 3324023, 6648046, 13296092, 16620115, 33240230, 66480460, 142932989, 285865978, 571731956, 714664945, 1429329890, 2858659780]

約数ペア:

[(1, 2858659780), (2, 1429329890), (4, 714664945), (5, 571731956), (10, 285865978), (20, 142932989), (43, 66480460), (86, 33240230), (172, 16620115), (215, 13296092), (430, 6648046), (860, 3324023), (919, 3110620), (1838, 1555310), (3617, 790340), (3676, 777655), (4595, 622124), (7234, 395170), (9190, 311062), (14468, 197585), (18085, 158068), (18380, 155531), (36170, 79034), (39517, 72340)]