57270820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{401}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 124468848

約数和(自身を除く): 67198028

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 193, 370, 386, 401, 740, 772, 802, 965, 1604, 1930, 2005, 3860, 4010, 7141, 8020, 14282, 14837, 28564, 29674, 35705, 59348, 71410, 74185, 77393, 142820, 148370, 154786, 296740, 309572, 386965, 773930, 1547860, 2863541, 5727082, 11454164, 14317705, 28635410, 57270820]

約数ペア:

[(1, 57270820), (2, 28635410), (4, 14317705), (5, 11454164), (10, 5727082), (20, 2863541), (37, 1547860), (74, 773930), (148, 386965), (185, 309572), (193, 296740), (370, 154786), (386, 148370), (401, 142820), (740, 77393), (772, 74185), (802, 71410), (965, 59348), (1604, 35705), (1930, 29674), (2005, 28564), (3860, 14837), (4010, 14282), (7141, 8020)]