8195140

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4057}}^1$

素因数の和:4167

約数の個数: 24

約数和(自身を含む): 17384472

約数和(自身を除く): 9189332

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 4057, 8114, 16228, 20285, 40570, 81140, 409757, 819514, 1639028, 2048785, 4097570, 8195140]

約数ペア:

[(1, 8195140), (2, 4097570), (4, 2048785), (5, 1639028), (10, 819514), (20, 409757), (101, 81140), (202, 40570), (404, 20285), (505, 16228), (1010, 8114), (2020, 4057)]