40387790

素因数分解:

$2^1\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{3449}}^1$

素因数の和:4627

約数の個数: 16

約数和(自身を含む): 72781200

約数和(自身を除く): 32393410

約数列:

[1, 2, 5, 10, 1171, 2342, 3449, 5855, 6898, 11710, 17245, 34490, 4038779, 8077558, 20193895, 40387790]

約数ペア:

[(1, 40387790), (2, 20193895), (5, 8077558), (10, 4038779), (1171, 34490), (2342, 17245), (3449, 11710), (5855, 6898)]