31839760

素因数分解:

$2^4\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1181}}^1$

素因数の和:1531

約数の個数: 40

約数和(自身を含む): 74309976

約数和(自身を除く): 42470216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 337, 674, 1181, 1348, 1685, 2362, 2696, 3370, 4724, 5392, 5905, 6740, 9448, 11810, 13480, 18896, 23620, 26960, 47240, 94480, 397997, 795994, 1591988, 1989985, 3183976, 3979970, 6367952, 7959940, 15919880, 31839760]

約数ペア:

[(1, 31839760), (2, 15919880), (4, 7959940), (5, 6367952), (8, 3979970), (10, 3183976), (16, 1989985), (20, 1591988), (40, 795994), (80, 397997), (337, 94480), (674, 47240), (1181, 26960), (1348, 23620), (1685, 18896), (2362, 13480), (2696, 11810), (3370, 9448), (4724, 6740), (5392, 5905)]