908313080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1\times {\mathrm{1471}}^1$

素因数の和:1884

約数の個数: 64

約数和(自身を含む): 2098483200

約数和(自身を除く): 1190170120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 359, 430, 718, 860, 1436, 1471, 1720, 1795, 2872, 2942, 3590, 5884, 7180, 7355, 11768, 14360, 14710, 15437, 29420, 30874, 58840, 61748, 63253, 77185, 123496, 126506, 154370, 253012, 308740, 316265, 506024, 528089, 617480, 632530, 1056178, 1265060, 2112356, 2530120, 2640445, 4224712, 5280890, 10561780, 21123560, 22707827, 45415654, 90831308, 113539135, 181662616, 227078270, 454156540, 908313080]

約数ペア:

[(1, 908313080), (2, 454156540), (4, 227078270), (5, 181662616), (8, 113539135), (10, 90831308), (20, 45415654), (40, 22707827), (43, 21123560), (86, 10561780), (172, 5280890), (215, 4224712), (344, 2640445), (359, 2530120), (430, 2112356), (718, 1265060), (860, 1056178), (1436, 632530), (1471, 617480), (1720, 528089), (1795, 506024), (2872, 316265), (2942, 308740), (3590, 253012), (5884, 154370), (7180, 126506), (7355, 123496), (11768, 77185), (14360, 63253), (14710, 61748), (15437, 58840), (29420, 30874)]