10915660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{77969}}^1$

素因数の和:77985

約数の個数: 24

約数和(自身を含む): 26197920

約数和(自身を除く): 15282260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 77969, 155938, 311876, 389845, 545783, 779690, 1091566, 1559380, 2183132, 2728915, 5457830, 10915660]

約数ペア:

[(1, 10915660), (2, 5457830), (4, 2728915), (5, 2183132), (7, 1559380), (10, 1091566), (14, 779690), (20, 545783), (28, 389845), (35, 311876), (70, 155938), (140, 77969)]