520492040

素因数分解:

$2^3\times 5^1\times {\mathrm{13012301}}^1$

素因数の和:13012312

約数の個数: 16

約数和(自身を含む): 1171107180

約数和(自身を除く): 650615140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13012301, 26024602, 52049204, 65061505, 104098408, 130123010, 260246020, 520492040]

約数ペア:

[(1, 520492040), (2, 260246020), (4, 130123010), (5, 104098408), (8, 65061505), (10, 52049204), (20, 26024602), (40, 13012301)]