42270520

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{10463}}^1$

素因数の和:10575

約数の個数: 32

約数和(自身を含む): 96059520

約数和(自身を除く): 53789000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 10463, 20926, 41852, 52315, 83704, 104630, 209260, 418520, 1056763, 2113526, 4227052, 5283815, 8454104, 10567630, 21135260, 42270520]

約数ペア:

[(1, 42270520), (2, 21135260), (4, 10567630), (5, 8454104), (8, 5283815), (10, 4227052), (20, 2113526), (40, 1056763), (101, 418520), (202, 209260), (404, 104630), (505, 83704), (808, 52315), (1010, 41852), (2020, 20926), (4040, 10463)]