13065640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{46663}}^1$

素因数の和:46681

約数の個数: 32

約数和(自身を含む): 33598080

約数和(自身を除く): 20532440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 46663, 93326, 186652, 233315, 326641, 373304, 466630, 653282, 933260, 1306564, 1633205, 1866520, 2613128, 3266410, 6532820, 13065640]

約数ペア:

[(1, 13065640), (2, 6532820), (4, 3266410), (5, 2613128), (7, 1866520), (8, 1633205), (10, 1306564), (14, 933260), (20, 653282), (28, 466630), (35, 373304), (40, 326641), (56, 233315), (70, 186652), (140, 93326), (280, 46663)]