2021097160

素因数分解:

$2^3\times 5^1\times {\mathrm{10459}}^1\times {\mathrm{4831}}^1$

素因数の和:15301

約数の個数: 32

約数和(自身を含む): 4548844800

約数和(自身を除く): 2527747640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4831, 9662, 10459, 19324, 20918, 24155, 38648, 41836, 48310, 52295, 83672, 96620, 104590, 193240, 209180, 418360, 50527429, 101054858, 202109716, 252637145, 404219432, 505274290, 1010548580, 2021097160]

約数ペア:

[(1, 2021097160), (2, 1010548580), (4, 505274290), (5, 404219432), (8, 252637145), (10, 202109716), (20, 101054858), (40, 50527429), (4831, 418360), (9662, 209180), (10459, 193240), (19324, 104590), (20918, 96620), (24155, 83672), (38648, 52295), (41836, 48310)]