395910140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{421181}}^1$

素因数の和:421237

約数の個数: 24

約数和(自身を含む): 849102912

約数和(自身を除く): 453192772

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 421181, 842362, 1684724, 2105905, 4211810, 8423620, 19795507, 39591014, 79182028, 98977535, 197955070, 395910140]

約数ペア:

[(1, 395910140), (2, 197955070), (4, 98977535), (5, 79182028), (10, 39591014), (20, 19795507), (47, 8423620), (94, 4211810), (188, 2105905), (235, 1684724), (470, 842362), (940, 421181)]