20388410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41609}}^1$

素因数の和:41630

約数の個数: 24

約数和(自身を含む): 42691860

約数和(自身を除く): 22303450

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41609, 83218, 208045, 291263, 416090, 582526, 1456315, 2038841, 2912630, 4077682, 10194205, 20388410]

約数ペア:

[(1, 20388410), (2, 10194205), (5, 4077682), (7, 2912630), (10, 2038841), (14, 1456315), (35, 582526), (49, 416090), (70, 291263), (98, 208045), (245, 83218), (490, 41609)]