76978640

素因数分解:

$2^4\times 5^1\times {\mathrm{962233}}^1$

素因数の和:962246

約数の個数: 20

約数和(自身を含む): 178975524

約数和(自身を除く): 101996884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 962233, 1924466, 3848932, 4811165, 7697864, 9622330, 15395728, 19244660, 38489320, 76978640]

約数ペア:

[(1, 76978640), (2, 38489320), (4, 19244660), (5, 15395728), (8, 9622330), (10, 7697864), (16, 4811165), (20, 3848932), (40, 1924466), (80, 962233)]