156921460

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{94531}}^1$

素因数の和:94623

約数の個数: 24

約数和(自身を含む): 333508896

約数和(自身を除く): 176587436

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 94531, 189062, 378124, 472655, 945310, 1890620, 7846073, 15692146, 31384292, 39230365, 78460730, 156921460]

約数ペア:

[(1, 156921460), (2, 78460730), (4, 39230365), (5, 31384292), (10, 15692146), (20, 7846073), (83, 1890620), (166, 945310), (332, 472655), (415, 378124), (830, 189062), (1660, 94531)]