42819620

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{14369}}^1$

素因数の和:14527

約数の個数: 24

約数和(自身を含む): 90531000

約数和(自身を除く): 47711380

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 14369, 28738, 57476, 71845, 143690, 287380, 2140981, 4281962, 8563924, 10704905, 21409810, 42819620]

約数ペア:

[(1, 42819620), (2, 21409810), (4, 10704905), (5, 8563924), (10, 4281962), (20, 2140981), (149, 287380), (298, 143690), (596, 71845), (745, 57476), (1490, 28738), (2980, 14369)]