15308620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{9689}}^1$

素因数の和:9777

約数の個数: 24

約数和(自身を含む): 32558400

約数和(自身を除く): 17249780

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 9689, 19378, 38756, 48445, 96890, 193780, 765431, 1530862, 3061724, 3827155, 7654310, 15308620]

約数ペア:

[(1, 15308620), (2, 7654310), (4, 3827155), (5, 3061724), (10, 1530862), (20, 765431), (79, 193780), (158, 96890), (316, 48445), (395, 38756), (790, 19378), (1580, 9689)]