26217220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{17957}}^1$

素因数の和:18039

約数の個数: 24

約数和(自身を含む): 55813464

約数和(自身を除く): 29596244

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 17957, 35914, 71828, 89785, 179570, 359140, 1310861, 2621722, 5243444, 6554305, 13108610, 26217220]

約数ペア:

[(1, 26217220), (2, 13108610), (4, 6554305), (5, 5243444), (10, 2621722), (20, 1310861), (73, 359140), (146, 179570), (292, 89785), (365, 71828), (730, 35914), (1460, 17957)]