42907820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{2551}}^1$

素因数の和:2618

約数の個数: 36

約数和(自身を含む): 93357264

約数和(自身を除く): 50449444

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 2551, 3364, 4205, 5102, 8410, 10204, 12755, 16820, 25510, 51020, 73979, 147958, 295916, 369895, 739790, 1479580, 2145391, 4290782, 8581564, 10726955, 21453910, 42907820]

約数ペア:

[(1, 42907820), (2, 21453910), (4, 10726955), (5, 8581564), (10, 4290782), (20, 2145391), (29, 1479580), (58, 739790), (116, 369895), (145, 295916), (290, 147958), (580, 73979), (841, 51020), (1682, 25510), (2551, 16820), (3364, 12755), (4205, 10204), (5102, 8410)]