15679512620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{351401}}^1$

素因数の和:351530

約数の個数: 48

約数和(自身を含む): 34712895168

約数和(自身を除く): 19033382548

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 388, 460, 485, 970, 1940, 2231, 4462, 8924, 11155, 22310, 44620, 351401, 702802, 1405604, 1757005, 3514010, 7028020, 8082223, 16164446, 32328892, 34085897, 40411115, 68171794, 80822230, 136343588, 161644460, 170429485, 340858970, 681717940, 783975631, 1567951262, 3135902524, 3919878155, 7839756310, 15679512620]

約数ペア:

[(1, 15679512620), (2, 7839756310), (4, 3919878155), (5, 3135902524), (10, 1567951262), (20, 783975631), (23, 681717940), (46, 340858970), (92, 170429485), (97, 161644460), (115, 136343588), (194, 80822230), (230, 68171794), (388, 40411115), (460, 34085897), (485, 32328892), (970, 16164446), (1940, 8082223), (2231, 7028020), (4462, 3514010), (8924, 1757005), (11155, 1405604), (22310, 702802), (44620, 351401)]