47820140

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{7639}}^1$

素因数の和:7961

約数の個数: 24

約数和(自身を含む): 100756320

約数和(自身を除く): 52936180

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 7639, 15278, 30556, 38195, 76390, 152780, 2391007, 4782014, 9564028, 11955035, 23910070, 47820140]

約数ペア:

[(1, 47820140), (2, 23910070), (4, 11955035), (5, 9564028), (10, 4782014), (20, 2391007), (313, 152780), (626, 76390), (1252, 38195), (1565, 30556), (3130, 15278), (6260, 7639)]