9515980

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{977}}^1$

素因数の和:1473

約数の個数: 24

約数和(自身を含む): 20045088

約数和(自身を除く): 10529108

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 977, 1948, 1954, 2435, 3908, 4870, 4885, 9740, 9770, 19540, 475799, 951598, 1903196, 2378995, 4757990, 9515980]

約数ペア:

[(1, 9515980), (2, 4757990), (4, 2378995), (5, 1903196), (10, 951598), (20, 475799), (487, 19540), (974, 9770), (977, 9740), (1948, 4885), (1954, 4870), (2435, 3908)]