42379820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1151}}^1$

素因数の和:1430

約数の個数: 48

約数和(自身を含む): 102187008

約数和(自身を除く): 59807188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 263, 526, 1052, 1151, 1315, 1841, 2302, 2630, 3682, 4604, 5260, 5755, 7364, 8057, 9205, 11510, 16114, 18410, 23020, 32228, 36820, 40285, 80570, 161140, 302713, 605426, 1210852, 1513565, 2118991, 3027130, 4237982, 6054260, 8475964, 10594955, 21189910, 42379820]

約数ペア:

[(1, 42379820), (2, 21189910), (4, 10594955), (5, 8475964), (7, 6054260), (10, 4237982), (14, 3027130), (20, 2118991), (28, 1513565), (35, 1210852), (70, 605426), (140, 302713), (263, 161140), (526, 80570), (1052, 40285), (1151, 36820), (1315, 32228), (1841, 23020), (2302, 18410), (2630, 16114), (3682, 11510), (4604, 9205), (5260, 8057), (5755, 7364)]