252524080

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{22709}}^1$

素因数の和:22861

約数の個数: 40

約数和(自身を含む): 591368400

約数和(自身を除く): 338844320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 22709, 45418, 90836, 113545, 181672, 227090, 363344, 454180, 908360, 1816720, 3156551, 6313102, 12626204, 15782755, 25252408, 31565510, 50504816, 63131020, 126262040, 252524080]

約数ペア:

[(1, 252524080), (2, 126262040), (4, 63131020), (5, 50504816), (8, 31565510), (10, 25252408), (16, 15782755), (20, 12626204), (40, 6313102), (80, 3156551), (139, 1816720), (278, 908360), (556, 454180), (695, 363344), (1112, 227090), (1390, 181672), (2224, 113545), (2780, 90836), (5560, 45418), (11120, 22709)]