200406970

素因数分解:

$2^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{20101}}^1$

素因数の和:21105

約数の個数: 16

約数和(自身を含む): 361112328

約数和(自身を除く): 160705358

約数列:

[1, 2, 5, 10, 997, 1994, 4985, 9970, 20101, 40202, 100505, 201010, 20040697, 40081394, 100203485, 200406970]

約数ペア:

[(1, 200406970), (2, 100203485), (5, 40081394), (10, 20040697), (997, 201010), (1994, 100505), (4985, 40202), (9970, 20101)]