20415086210

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{70396849}}^1$

素因数の和:70396885

約数の個数: 16

約数和(自身を含む): 38014299000

約数和(自身を除く): 17599212790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 70396849, 140793698, 351984245, 703968490, 2041508621, 4083017242, 10207543105, 20415086210]

約数ペア:

[(1, 20415086210), (2, 10207543105), (5, 4083017242), (10, 2041508621), (29, 703968490), (58, 351984245), (145, 140793698), (290, 70396849)]