129021140

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{57089}}^1$

素因数の和:57211

約数の個数: 24

約数和(自身を含む): 273346920

約数和(自身を除く): 144325780

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 57089, 114178, 228356, 285445, 570890, 1141780, 6451057, 12902114, 25804228, 32255285, 64510570, 129021140]

約数ペア:

[(1, 129021140), (2, 64510570), (4, 32255285), (5, 25804228), (10, 12902114), (20, 6451057), (113, 1141780), (226, 570890), (452, 285445), (565, 228356), (1130, 114178), (2260, 57089)]