7720930

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{2251}}^1$

素因数の和:2279

約数の個数: 32

約数和(自身を含む): 16214400

約数和(自身を除く): 8493470

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 2251, 3430, 4502, 11255, 15757, 22510, 31514, 78785, 110299, 157570, 220598, 551495, 772093, 1102990, 1544186, 3860465, 7720930]

約数ペア:

[(1, 7720930), (2, 3860465), (5, 1544186), (7, 1102990), (10, 772093), (14, 551495), (35, 220598), (49, 157570), (70, 110299), (98, 78785), (245, 31514), (343, 22510), (490, 15757), (686, 11255), (1715, 4502), (2251, 3430)]