30666580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{691}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 73938816

約数和(自身を除く): 43272236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 317, 634, 691, 1268, 1382, 1585, 2219, 2764, 3170, 3455, 4438, 4837, 6340, 6910, 8876, 9674, 11095, 13820, 19348, 22190, 24185, 44380, 48370, 96740, 219047, 438094, 876188, 1095235, 1533329, 2190470, 3066658, 4380940, 6133316, 7666645, 15333290, 30666580]

約数ペア:

[(1, 30666580), (2, 15333290), (4, 7666645), (5, 6133316), (7, 4380940), (10, 3066658), (14, 2190470), (20, 1533329), (28, 1095235), (35, 876188), (70, 438094), (140, 219047), (317, 96740), (634, 48370), (691, 44380), (1268, 24185), (1382, 22190), (1585, 19348), (2219, 13820), (2764, 11095), (3170, 9674), (3455, 8876), (4438, 6910), (4837, 6340)]