1520932780

素因数分解:

$2^2\times 5^1\times {\mathrm{6971}}^1\times {\mathrm{10909}}^1$

素因数の和:17889

約数の個数: 24

約数和(自身を含む): 3194709840

約数和(自身を除く): 1673777060

約数列:

[1, 2, 4, 5, 10, 20, 6971, 10909, 13942, 21818, 27884, 34855, 43636, 54545, 69710, 109090, 139420, 218180, 76046639, 152093278, 304186556, 380233195, 760466390, 1520932780]

約数ペア:

[(1, 1520932780), (2, 760466390), (4, 380233195), (5, 304186556), (10, 152093278), (20, 76046639), (6971, 218180), (10909, 139420), (13942, 109090), (21818, 69710), (27884, 54545), (34855, 43636)]