2008643870

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1\times {\mathrm{4721}}^1$

素因数の和:5156

約数の個数: 32

約数和(自身を含む): 3652788096

約数和(自身を除く): 1644144226

約数列:

[1, 2, 5, 10, 157, 271, 314, 542, 785, 1355, 1570, 2710, 4721, 9442, 23605, 42547, 47210, 85094, 212735, 425470, 741197, 1279391, 1482394, 2558782, 3705985, 6396955, 7411970, 12793910, 200864387, 401728774, 1004321935, 2008643870]

約数ペア:

[(1, 2008643870), (2, 1004321935), (5, 401728774), (10, 200864387), (157, 12793910), (271, 7411970), (314, 6396955), (542, 3705985), (785, 2558782), (1355, 1482394), (1570, 1279391), (2710, 741197), (4721, 425470), (9442, 212735), (23605, 85094), (42547, 47210)]