40148360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{143387}}^1$

素因数の和:143405

約数の個数: 32

約数和(自身を含む): 103239360

約数和(自身を除く): 63091000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 143387, 286774, 573548, 716935, 1003709, 1147096, 1433870, 2007418, 2867740, 4014836, 5018545, 5735480, 8029672, 10037090, 20074180, 40148360]

約数ペア:

[(1, 40148360), (2, 20074180), (4, 10037090), (5, 8029672), (7, 5735480), (8, 5018545), (10, 4014836), (14, 2867740), (20, 2007418), (28, 1433870), (35, 1147096), (40, 1003709), (56, 716935), (70, 573548), (140, 286774), (280, 143387)]