12664040

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4337}}^1$

素因数の和:4421

約数の個数: 32

約数和(自身を含む): 28891080

約数和(自身を除く): 16227040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 4337, 8674, 17348, 21685, 34696, 43370, 86740, 173480, 316601, 633202, 1266404, 1583005, 2532808, 3166010, 6332020, 12664040]

約数ペア:

[(1, 12664040), (2, 6332020), (4, 3166010), (5, 2532808), (8, 1583005), (10, 1266404), (20, 633202), (40, 316601), (73, 173480), (146, 86740), (292, 43370), (365, 34696), (584, 21685), (730, 17348), (1460, 8674), (2920, 4337)]