201442220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{5471}}^1$

素因数の和:5750

約数の個数: 48

約数和(自身を含む): 485388288

約数和(自身を除く): 283946068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 263, 526, 1052, 1315, 1841, 2630, 3682, 5260, 5471, 7364, 9205, 10942, 18410, 21884, 27355, 36820, 38297, 54710, 76594, 109420, 153188, 191485, 382970, 765940, 1438873, 2877746, 5755492, 7194365, 10072111, 14388730, 20144222, 28777460, 40288444, 50360555, 100721110, 201442220]

約数ペア:

[(1, 201442220), (2, 100721110), (4, 50360555), (5, 40288444), (7, 28777460), (10, 20144222), (14, 14388730), (20, 10072111), (28, 7194365), (35, 5755492), (70, 2877746), (140, 1438873), (263, 765940), (526, 382970), (1052, 191485), (1315, 153188), (1841, 109420), (2630, 76594), (3682, 54710), (5260, 38297), (5471, 36820), (7364, 27355), (9205, 21884), (10942, 18410)]