42385660

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{20983}}^1$

素因数の和:21093

約数の個数: 24

約数和(自身を含む): 89895456

約数和(自身を除く): 47509796

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 20983, 41966, 83932, 104915, 209830, 419660, 2119283, 4238566, 8477132, 10596415, 21192830, 42385660]

約数ペア:

[(1, 42385660), (2, 21192830), (4, 10596415), (5, 8477132), (10, 4238566), (20, 2119283), (101, 419660), (202, 209830), (404, 104915), (505, 83932), (1010, 41966), (2020, 20983)]