40648336

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{9041}}^1$

素因数の和:9330

約数の個数: 20

約数和(自身を含む): 79045164

約数和(自身を除く): 38396828

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4496, 9041, 18082, 36164, 72328, 144656, 2540521, 5081042, 10162084, 20324168, 40648336]

約数ペア:

[(1, 40648336), (2, 20324168), (4, 10162084), (8, 5081042), (16, 2540521), (281, 144656), (562, 72328), (1124, 36164), (2248, 18082), (4496, 9041)]