20214682700

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{683}}^1\times {\mathrm{6883}}^1$

素因数の和:7623

約数の個数: 72

約数和(自身を含む): 44958247488

約数和(自身を除く): 24743564788

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 683, 860, 1075, 1366, 2150, 2732, 3415, 4300, 6830, 6883, 13660, 13766, 17075, 27532, 29369, 34150, 34415, 58738, 68300, 68830, 117476, 137660, 146845, 172075, 293690, 295969, 344150, 587380, 591938, 688300, 734225, 1183876, 1468450, 1479845, 2936900, 2959690, 4701089, 5919380, 7399225, 9402178, 14798450, 18804356, 23505445, 29596900, 47010890, 94021780, 117527225, 202146827, 235054450, 404293654, 470108900, 808587308, 1010734135, 2021468270, 4042936540, 5053670675, 10107341350, 20214682700]

約数ペア:

[(1, 20214682700), (2, 10107341350), (4, 5053670675), (5, 4042936540), (10, 2021468270), (20, 1010734135), (25, 808587308), (43, 470108900), (50, 404293654), (86, 235054450), (100, 202146827), (172, 117527225), (215, 94021780), (430, 47010890), (683, 29596900), (860, 23505445), (1075, 18804356), (1366, 14798450), (2150, 9402178), (2732, 7399225), (3415, 5919380), (4300, 4701089), (6830, 2959690), (6883, 2936900), (13660, 1479845), (13766, 1468450), (17075, 1183876), (27532, 734225), (29369, 688300), (34150, 591938), (34415, 587380), (58738, 344150), (68300, 295969), (68830, 293690), (117476, 172075), (137660, 146845)]