31963780

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{21893}}^1$

素因数の和:21975

約数の個数: 24

約数和(自身を含む): 68046552

約数和(自身を除く): 36082772

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 21893, 43786, 87572, 109465, 218930, 437860, 1598189, 3196378, 6392756, 7990945, 15981890, 31963780]

約数ペア:

[(1, 31963780), (2, 15981890), (4, 7990945), (5, 6392756), (10, 3196378), (20, 1598189), (73, 437860), (146, 218930), (292, 109465), (365, 87572), (730, 43786), (1460, 21893)]