31741640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113363}}^1$

素因数の和:113381

約数の個数: 32

約数和(自身を含む): 81622080

約数和(自身を除く): 49880440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 113363, 226726, 453452, 566815, 793541, 906904, 1133630, 1587082, 2267260, 3174164, 3967705, 4534520, 6348328, 7935410, 15870820, 31741640]

約数ペア:

[(1, 31741640), (2, 15870820), (4, 7935410), (5, 6348328), (7, 4534520), (8, 3967705), (10, 3174164), (14, 2267260), (20, 1587082), (28, 1133630), (35, 906904), (40, 793541), (56, 566815), (70, 453452), (140, 226726), (280, 113363)]