890192220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{315671}}^1$

素因数の和:315730

約数の個数: 48

約数和(自身を含む): 2545579008

約数和(自身を除く): 1655386788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 315671, 631342, 947013, 1262684, 1578355, 1894026, 3156710, 3788052, 4735065, 6313420, 9470130, 14836537, 18940260, 29673074, 44509611, 59346148, 74182685, 89019222, 148365370, 178038444, 222548055, 296730740, 445096110, 890192220]

約数ペア:

[(1, 890192220), (2, 445096110), (3, 296730740), (4, 222548055), (5, 178038444), (6, 148365370), (10, 89019222), (12, 74182685), (15, 59346148), (20, 44509611), (30, 29673074), (47, 18940260), (60, 14836537), (94, 9470130), (141, 6313420), (188, 4735065), (235, 3788052), (282, 3156710), (470, 1894026), (564, 1578355), (705, 1262684), (940, 947013), (1410, 631342), (2820, 315671)]