201992870

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^2\times {\mathrm{4007}}^1$

素因数の和:4156

約数の個数: 24

約数和(自身を含む): 368872272

約数和(自身を除く): 166879402

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 4007, 5041, 8014, 10082, 20035, 25205, 40070, 50410, 284497, 568994, 1422485, 2844970, 20199287, 40398574, 100996435, 201992870]

約数ペア:

[(1, 201992870), (2, 100996435), (5, 40398574), (10, 20199287), (71, 2844970), (142, 1422485), (355, 568994), (710, 284497), (4007, 50410), (5041, 40070), (8014, 25205), (10082, 20035)]