98557480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{351991}}^1$

素因数の和:352009

約数の個数: 32

約数和(自身を含む): 253434240

約数和(自身を除く): 154876760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 351991, 703982, 1407964, 1759955, 2463937, 2815928, 3519910, 4927874, 7039820, 9855748, 12319685, 14079640, 19711496, 24639370, 49278740, 98557480]

約数ペア:

[(1, 98557480), (2, 49278740), (4, 24639370), (5, 19711496), (7, 14079640), (8, 12319685), (10, 9855748), (14, 7039820), (20, 4927874), (28, 3519910), (35, 2815928), (40, 2463937), (56, 1759955), (70, 1407964), (140, 703982), (280, 351991)]