20219585320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1584607}}^1$

素因数の和:1584658

約数の個数: 64

約数和(自身を含む): 51341299200

約数和(自身を除く): 31121713880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 1160, 1276, 1595, 2552, 3190, 6380, 12760, 1584607, 3169214, 6338428, 7923035, 12676856, 15846070, 17430677, 31692140, 34861354, 45953603, 63384280, 69722708, 87153385, 91907206, 139445416, 174306770, 183814412, 229768015, 348613540, 367628824, 459536030, 505489633, 697227080, 919072060, 1010979266, 1838144120, 2021958532, 2527448165, 4043917064, 5054896330, 10109792660, 20219585320]

約数ペア:

[(1, 20219585320), (2, 10109792660), (4, 5054896330), (5, 4043917064), (8, 2527448165), (10, 2021958532), (11, 1838144120), (20, 1010979266), (22, 919072060), (29, 697227080), (40, 505489633), (44, 459536030), (55, 367628824), (58, 348613540), (88, 229768015), (110, 183814412), (116, 174306770), (145, 139445416), (220, 91907206), (232, 87153385), (290, 69722708), (319, 63384280), (440, 45953603), (580, 34861354), (638, 31692140), (1160, 17430677), (1276, 15846070), (1595, 12676856), (2552, 7923035), (3190, 6338428), (6380, 3169214), (12760, 1584607)]