7655240

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1973}}^1$

素因数の和:2081

約数の個数: 32

約数和(自身を含む): 17410680

約数和(自身を除く): 9755440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 1973, 3880, 3946, 7892, 9865, 15784, 19730, 39460, 78920, 191381, 382762, 765524, 956905, 1531048, 1913810, 3827620, 7655240]

約数ペア:

[(1, 7655240), (2, 3827620), (4, 1913810), (5, 1531048), (8, 956905), (10, 765524), (20, 382762), (40, 191381), (97, 78920), (194, 39460), (388, 19730), (485, 15784), (776, 9865), (970, 7892), (1940, 3946), (1973, 3880)]