5187320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3163}}^1$

素因数の和:3215

約数の個数: 32

約数和(自身を含む): 11959920

約数和(自身を除く): 6772600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 3163, 6326, 12652, 15815, 25304, 31630, 63260, 126520, 129683, 259366, 518732, 648415, 1037464, 1296830, 2593660, 5187320]

約数ペア:

[(1, 5187320), (2, 2593660), (4, 1296830), (5, 1037464), (8, 648415), (10, 518732), (20, 259366), (40, 129683), (41, 126520), (82, 63260), (164, 31630), (205, 25304), (328, 15815), (410, 12652), (820, 6326), (1640, 3163)]