42493540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{124981}}^1$

素因数の和:125007

約数の個数: 24

約数和(自身を含む): 94486392

約数和(自身を除く): 51992852

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 124981, 249962, 499924, 624905, 1249810, 2124677, 2499620, 4249354, 8498708, 10623385, 21246770, 42493540]

約数ペア:

[(1, 42493540), (2, 21246770), (4, 10623385), (5, 8498708), (10, 4249354), (17, 2499620), (20, 2124677), (34, 1249810), (68, 624905), (85, 499924), (170, 249962), (340, 124981)]