39630290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4073}}^1$

素因数の和:4226

約数の個数: 32

約数和(自身を含む): 82131840

約数和(自身を除く): 42501550

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4073, 4865, 8146, 9730, 20365, 28511, 40730, 57022, 142555, 285110, 566147, 1132294, 2830735, 3963029, 5661470, 7926058, 19815145, 39630290]

約数ペア:

[(1, 39630290), (2, 19815145), (5, 7926058), (7, 5661470), (10, 3963029), (14, 2830735), (35, 1132294), (70, 566147), (139, 285110), (278, 142555), (695, 57022), (973, 40730), (1390, 28511), (1946, 20365), (4073, 9730), (4865, 8146)]