69191140

素因数分解:

$2^2\times 5^1\times {\mathrm{977}}^1\times {\mathrm{3541}}^1$

素因数の和:4527

約数の個数: 24

約数和(自身を含む): 145491192

約数和(自身を除く): 76300052

約数列:

[1, 2, 4, 5, 10, 20, 977, 1954, 3541, 3908, 4885, 7082, 9770, 14164, 17705, 19540, 35410, 70820, 3459557, 6919114, 13838228, 17297785, 34595570, 69191140]

約数ペア:

[(1, 69191140), (2, 34595570), (4, 17297785), (5, 13838228), (10, 6919114), (20, 3459557), (977, 70820), (1954, 35410), (3541, 19540), (3908, 17705), (4885, 14164), (7082, 9770)]