40427216

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{6301}}^1$

素因数の和:6710

約数の個数: 20

約数和(自身を含む): 78535524

約数和(自身を除く): 38108308

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 3208, 6301, 6416, 12602, 25204, 50408, 100816, 2526701, 5053402, 10106804, 20213608, 40427216]

約数ペア:

[(1, 40427216), (2, 20213608), (4, 10106804), (8, 5053402), (16, 2526701), (401, 100816), (802, 50408), (1604, 25204), (3208, 12602), (6301, 6416)]