173634220

素因数分解:

$2^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{8941}}^1$

素因数の和:9921

約数の個数: 24

約数和(自身を含む): 365048208

約数和(自身を除く): 191413988

約数列:

[1, 2, 4, 5, 10, 20, 971, 1942, 3884, 4855, 8941, 9710, 17882, 19420, 35764, 44705, 89410, 178820, 8681711, 17363422, 34726844, 43408555, 86817110, 173634220]

約数ペア:

[(1, 173634220), (2, 86817110), (4, 43408555), (5, 34726844), (10, 17363422), (20, 8681711), (971, 178820), (1942, 89410), (3884, 44705), (4855, 35764), (8941, 19420), (9710, 17882)]