2100029780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3620741}}^1$

素因数の和:3620779

約数の個数: 24

約数和(自身を含む): 4562134920

約数和(自身を除く): 2462105140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 3620741, 7241482, 14482964, 18103705, 36207410, 72414820, 105001489, 210002978, 420005956, 525007445, 1050014890, 2100029780]

約数ペア:

[(1, 2100029780), (2, 1050014890), (4, 525007445), (5, 420005956), (10, 210002978), (20, 105001489), (29, 72414820), (58, 36207410), (116, 18103705), (145, 14482964), (290, 7241482), (580, 3620741)]