42018140

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{12889}}^1$

素因数の和:13061

約数の個数: 24

約数和(自身を含む): 88786320

約数和(自身を除く): 46768180

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 12889, 25778, 51556, 64445, 128890, 257780, 2100907, 4201814, 8403628, 10504535, 21009070, 42018140]

約数ペア:

[(1, 42018140), (2, 21009070), (4, 10504535), (5, 8403628), (10, 4201814), (20, 2100907), (163, 257780), (326, 128890), (652, 64445), (815, 51556), (1630, 25778), (3260, 12889)]