39903140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{46399}}^1$

素因数の和:46451

約数の個数: 24

約数和(自身を含む): 85747200

約数和(自身を除く): 45844060

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 46399, 92798, 185596, 231995, 463990, 927980, 1995157, 3990314, 7980628, 9975785, 19951570, 39903140]

約数ペア:

[(1, 39903140), (2, 19951570), (4, 9975785), (5, 7980628), (10, 3990314), (20, 1995157), (43, 927980), (86, 463990), (172, 231995), (215, 185596), (430, 92798), (860, 46399)]