206697740

素因数分解:

$2^2\times 5^1\times {\mathrm{2503}}^1\times {\mathrm{4129}}^1$

素因数の和:6641

約数の個数: 24

約数和(自身を含む): 434343840

約数和(自身を除く): 227646100

約数列:

[1, 2, 4, 5, 10, 20, 2503, 4129, 5006, 8258, 10012, 12515, 16516, 20645, 25030, 41290, 50060, 82580, 10334887, 20669774, 41339548, 51674435, 103348870, 206697740]

約数ペア:

[(1, 206697740), (2, 103348870), (4, 51674435), (5, 41339548), (10, 20669774), (20, 10334887), (2503, 82580), (4129, 50060), (5006, 41290), (8258, 25030), (10012, 20645), (12515, 16516)]