15245420

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{9649}}^1$

素因数の和:9737

約数の個数: 24

約数和(自身を含む): 32424000

約数和(自身を除く): 17178580

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 9649, 19298, 38596, 48245, 96490, 192980, 762271, 1524542, 3049084, 3811355, 7622710, 15245420]

約数ペア:

[(1, 15245420), (2, 7622710), (4, 3811355), (5, 3049084), (10, 1524542), (20, 762271), (79, 192980), (158, 96490), (316, 48245), (395, 38596), (790, 19298), (1580, 9649)]