74802220

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{15649}}^1$

素因数の和:15897

約数の個数: 24

約数和(自身を含む): 157752000

約数和(自身を除く): 82949780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 15649, 31298, 62596, 78245, 156490, 312980, 3740111, 7480222, 14960444, 18700555, 37401110, 74802220]

約数ペア:

[(1, 74802220), (2, 37401110), (4, 18700555), (5, 14960444), (10, 7480222), (20, 3740111), (239, 312980), (478, 156490), (956, 78245), (1195, 62596), (2390, 31298), (4780, 15649)]