30917860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{35951}}^1$

素因数の和:36003

約数の個数: 24

約数和(自身を含む): 66439296

約数和(自身を除く): 35521436

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 35951, 71902, 143804, 179755, 359510, 719020, 1545893, 3091786, 6183572, 7729465, 15458930, 30917860]

約数ペア:

[(1, 30917860), (2, 15458930), (4, 7729465), (5, 6183572), (10, 3091786), (20, 1545893), (43, 719020), (86, 359510), (172, 179755), (215, 143804), (430, 71902), (860, 35951)]