15195740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{108541}}^1$

素因数の和:108557

約数の個数: 24

約数和(自身を含む): 36470112

約数和(自身を除く): 21274372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 108541, 217082, 434164, 542705, 759787, 1085410, 1519574, 2170820, 3039148, 3798935, 7597870, 15195740]

約数ペア:

[(1, 15195740), (2, 7597870), (4, 3798935), (5, 3039148), (7, 2170820), (10, 1519574), (14, 1085410), (20, 759787), (28, 542705), (35, 434164), (70, 217082), (140, 108541)]