12000440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6977}}^1$

素因数の和:7031

約数の個数: 32

約数和(自身を含む): 27632880

約数和(自身を除く): 15632440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 6977, 13954, 27908, 34885, 55816, 69770, 139540, 279080, 300011, 600022, 1200044, 1500055, 2400088, 3000110, 6000220, 12000440]

約数ペア:

[(1, 12000440), (2, 6000220), (4, 3000110), (5, 2400088), (8, 1500055), (10, 1200044), (20, 600022), (40, 300011), (43, 279080), (86, 139540), (172, 69770), (215, 55816), (344, 34885), (430, 27908), (860, 13954), (1720, 6977)]