40695440

素因数分解:

$2^4\times 5^1\times {\mathrm{508693}}^1$

素因数の和:508706

約数の個数: 20

約数和(自身を含む): 94617084

約数和(自身を除く): 53921644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 508693, 1017386, 2034772, 2543465, 4069544, 5086930, 8139088, 10173860, 20347720, 40695440]

約数ペア:

[(1, 40695440), (2, 20347720), (4, 10173860), (5, 8139088), (8, 5086930), (10, 4069544), (16, 2543465), (20, 2034772), (40, 1017386), (80, 508693)]