66080860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173897}}^1$

素因数の和:173925

約数の個数: 24

約数和(自身を含む): 146074320

約数和(自身を除く): 79993460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 173897, 347794, 695588, 869485, 1738970, 3304043, 3477940, 6608086, 13216172, 16520215, 33040430, 66080860]

約数ペア:

[(1, 66080860), (2, 33040430), (4, 16520215), (5, 13216172), (10, 6608086), (19, 3477940), (20, 3304043), (38, 1738970), (76, 869485), (95, 695588), (190, 347794), (380, 173897)]