2115156620

素因数分解:

$2^2\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{87187}}^1$

素因数の和:88409

約数の個数: 24

約数和(自身を含む): 4445541744

約数和(自身を除く): 2330385124

約数列:

[1, 2, 4, 5, 10, 20, 1213, 2426, 4852, 6065, 12130, 24260, 87187, 174374, 348748, 435935, 871870, 1743740, 105757831, 211515662, 423031324, 528789155, 1057578310, 2115156620]

約数ペア:

[(1, 2115156620), (2, 1057578310), (4, 528789155), (5, 423031324), (10, 211515662), (20, 105757831), (1213, 1743740), (2426, 871870), (4852, 435935), (6065, 348748), (12130, 174374), (24260, 87187)]