217602191020

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1109}}^1\times {\mathrm{28111}}^1$

素因数の和:29578

約数の個数: 48

約数和(自身を含む): 458703504000

約数和(自身を除く): 241101312980

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1109, 1396, 1745, 2218, 3490, 4436, 5545, 6980, 11090, 22180, 28111, 56222, 112444, 140555, 281110, 387041, 562220, 774082, 1548164, 1935205, 3870410, 7740820, 9810739, 19621478, 31175099, 39242956, 49053695, 62350198, 98107390, 124700396, 155875495, 196214780, 311750990, 623501980, 10880109551, 21760219102, 43520438204, 54400547755, 108801095510, 217602191020]

約数ペア:

[(1, 217602191020), (2, 108801095510), (4, 54400547755), (5, 43520438204), (10, 21760219102), (20, 10880109551), (349, 623501980), (698, 311750990), (1109, 196214780), (1396, 155875495), (1745, 124700396), (2218, 98107390), (3490, 62350198), (4436, 49053695), (5545, 39242956), (6980, 31175099), (11090, 19621478), (22180, 9810739), (28111, 7740820), (56222, 3870410), (112444, 1935205), (140555, 1548164), (281110, 774082), (387041, 562220)]