40878820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{88867}}^1$

素因数の和:88899

約数の個数: 24

約数和(自身を含む): 89578944

約数和(自身を除く): 48700124

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 88867, 177734, 355468, 444335, 888670, 1777340, 2043941, 4087882, 8175764, 10219705, 20439410, 40878820]

約数ペア:

[(1, 40878820), (2, 20439410), (4, 10219705), (5, 8175764), (10, 4087882), (20, 2043941), (23, 1777340), (46, 888670), (92, 444335), (115, 355468), (230, 177734), (460, 88867)]