1717200440

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{308849}}^1$

素因数の和:308999

約数の個数: 32

約数和(自身を含む): 3891510000

約数和(自身を除く): 2174309560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 308849, 617698, 1235396, 1544245, 2470792, 3088490, 6176980, 12353960, 42930011, 85860022, 171720044, 214650055, 343440088, 429300110, 858600220, 1717200440]

約数ペア:

[(1, 1717200440), (2, 858600220), (4, 429300110), (5, 343440088), (8, 214650055), (10, 171720044), (20, 85860022), (40, 42930011), (139, 12353960), (278, 6176980), (556, 3088490), (695, 2470792), (1112, 1544245), (1390, 1235396), (2780, 617698), (5560, 308849)]