15218860

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{5107}}^1$

素因数の和:5265

約数の個数: 24

約数和(自身を含む): 32180400

約数和(自身を除く): 16961540

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 5107, 10214, 20428, 25535, 51070, 102140, 760943, 1521886, 3043772, 3804715, 7609430, 15218860]

約数ペア:

[(1, 15218860), (2, 7609430), (4, 3804715), (5, 3043772), (10, 1521886), (20, 760943), (149, 102140), (298, 51070), (596, 25535), (745, 20428), (1490, 10214), (2980, 5107)]