40480432

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{3947}}^1$

素因数の和:4596

約数の個数: 20

約数和(自身を含む): 78573096

約数和(自身を除く): 38092664

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 3947, 5128, 7894, 10256, 15788, 31576, 63152, 2530027, 5060054, 10120108, 20240216, 40480432]

約数ペア:

[(1, 40480432), (2, 20240216), (4, 10120108), (8, 5060054), (16, 2530027), (641, 63152), (1282, 31576), (2564, 15788), (3947, 10256), (5128, 7894)]