1009727720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{587051}}^1$

素因数の和:587105

約数の個数: 32

約数和(自身を含む): 2324725920

約数和(自身を除く): 1314998200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 587051, 1174102, 2348204, 2935255, 4696408, 5870510, 11741020, 23482040, 25243193, 50486386, 100972772, 126215965, 201945544, 252431930, 504863860, 1009727720]

約数ペア:

[(1, 1009727720), (2, 504863860), (4, 252431930), (5, 201945544), (8, 126215965), (10, 100972772), (20, 50486386), (40, 25243193), (43, 23482040), (86, 11741020), (172, 5870510), (215, 4696408), (344, 2935255), (430, 2348204), (860, 1174102), (1720, 587051)]