2020449740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5316973}}^1$

素因数の和:5317001

約数の個数: 24

約数和(自身を含む): 4466258160

約数和(自身を除く): 2445808420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5316973, 10633946, 21267892, 26584865, 53169730, 101022487, 106339460, 202044974, 404089948, 505112435, 1010224870, 2020449740]

約数ペア:

[(1, 2020449740), (2, 1010224870), (4, 505112435), (5, 404089948), (10, 202044974), (19, 106339460), (20, 101022487), (38, 53169730), (76, 26584865), (95, 21267892), (190, 10633946), (380, 5316973)]