8305640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29663}}^1$

素因数の和:29681

約数の個数: 32

約数和(自身を含む): 21358080

約数和(自身を除く): 13052440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 29663, 59326, 118652, 148315, 207641, 237304, 296630, 415282, 593260, 830564, 1038205, 1186520, 1661128, 2076410, 4152820, 8305640]

約数ペア:

[(1, 8305640), (2, 4152820), (4, 2076410), (5, 1661128), (7, 1186520), (8, 1038205), (10, 830564), (14, 593260), (20, 415282), (28, 296630), (35, 237304), (40, 207641), (56, 148315), (70, 118652), (140, 59326), (280, 29663)]