31607120

素因数分解:

$2^4\times 5^1\times {\mathrm{395089}}^1$

素因数の和:395102

約数の個数: 20

約数和(自身を含む): 73486740

約数和(自身を除く): 41879620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 395089, 790178, 1580356, 1975445, 3160712, 3950890, 6321424, 7901780, 15803560, 31607120]

約数ペア:

[(1, 31607120), (2, 15803560), (4, 7901780), (5, 6321424), (8, 3950890), (10, 3160712), (16, 1975445), (20, 1580356), (40, 790178), (80, 395089)]