31017260

素因数分解:

$2^2\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{1381}}^1$

素因数の和:2513

約数の個数: 24

約数和(自身を含む): 65241456

約数和(自身を除く): 34224196

約数列:

[1, 2, 4, 5, 10, 20, 1123, 1381, 2246, 2762, 4492, 5524, 5615, 6905, 11230, 13810, 22460, 27620, 1550863, 3101726, 6203452, 7754315, 15508630, 31017260]

約数ペア:

[(1, 31017260), (2, 15508630), (4, 7754315), (5, 6203452), (10, 3101726), (20, 1550863), (1123, 27620), (1381, 22460), (2246, 13810), (2762, 11230), (4492, 6905), (5524, 5615)]