10686980

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4079}}^1$

素因数の和:4219

約数の個数: 24

約数和(自身を含む): 22619520

約数和(自身を除く): 11932540

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 4079, 8158, 16316, 20395, 40790, 81580, 534349, 1068698, 2137396, 2671745, 5343490, 10686980]

約数ペア:

[(1, 10686980), (2, 5343490), (4, 2671745), (5, 2137396), (10, 1068698), (20, 534349), (131, 81580), (262, 40790), (524, 20395), (655, 16316), (1310, 8158), (2620, 4079)]