39896940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{664949}}^1$

素因数の和:664961

約数の個数: 24

約数和(自身を含む): 111711600

約数和(自身を除く): 71814660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 664949, 1329898, 1994847, 2659796, 3324745, 3989694, 6649490, 7979388, 9974235, 13298980, 19948470, 39896940]

約数ペア:

[(1, 39896940), (2, 19948470), (3, 13298980), (4, 9974235), (5, 7979388), (6, 6649490), (10, 3989694), (12, 3324745), (15, 2659796), (20, 1994847), (30, 1329898), (60, 664949)]