9131480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5309}}^1$

素因数の和:5363

約数の個数: 32

約数和(自身を含む): 21027600

約数和(自身を除く): 11896120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 5309, 10618, 21236, 26545, 42472, 53090, 106180, 212360, 228287, 456574, 913148, 1141435, 1826296, 2282870, 4565740, 9131480]

約数ペア:

[(1, 9131480), (2, 4565740), (4, 2282870), (5, 1826296), (8, 1141435), (10, 913148), (20, 456574), (40, 228287), (43, 212360), (86, 106180), (172, 53090), (215, 42472), (344, 26545), (430, 21236), (860, 10618), (1720, 5309)]