2056521640

素因数分解:

$2^3\times 5^1\times {\mathrm{51413041}}^1$

素因数の和:51413052

約数の個数: 16

約数和(自身を含む): 4627173780

約数和(自身を除く): 2570652140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 51413041, 102826082, 205652164, 257065205, 411304328, 514130410, 1028260820, 2056521640]

約数ペア:

[(1, 2056521640), (2, 1028260820), (4, 514130410), (5, 411304328), (8, 257065205), (10, 205652164), (20, 102826082), (40, 51413041)]