40761040

素因数分解:

$2^4\times 5^1\times {\mathrm{509513}}^1$

素因数の和:509526

約数の個数: 20

約数和(自身を含む): 94769604

約数和(自身を除く): 54008564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 509513, 1019026, 2038052, 2547565, 4076104, 5095130, 8152208, 10190260, 20380520, 40761040]

約数ペア:

[(1, 40761040), (2, 20380520), (4, 10190260), (5, 8152208), (8, 5095130), (10, 4076104), (16, 2547565), (20, 2038052), (40, 1019026), (80, 509513)]