2199570820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{15401}}^1$

素因数の和:15640

約数の個数: 48

約数和(自身を含む): 4768828848

約数和(自身を除く): 2569258028

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 193, 370, 386, 740, 772, 965, 1930, 3860, 7141, 14282, 15401, 28564, 30802, 35705, 61604, 71410, 77005, 142820, 154010, 308020, 569837, 1139674, 2279348, 2849185, 2972393, 5698370, 5944786, 11396740, 11889572, 14861965, 29723930, 59447860, 109978541, 219957082, 439914164, 549892705, 1099785410, 2199570820]

約数ペア:

[(1, 2199570820), (2, 1099785410), (4, 549892705), (5, 439914164), (10, 219957082), (20, 109978541), (37, 59447860), (74, 29723930), (148, 14861965), (185, 11889572), (193, 11396740), (370, 5944786), (386, 5698370), (740, 2972393), (772, 2849185), (965, 2279348), (1930, 1139674), (3860, 569837), (7141, 308020), (14282, 154010), (15401, 142820), (28564, 77005), (30802, 71410), (35705, 61604)]