20790721320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{14563}}^1\times {\mathrm{11897}}^1$

素因数の和:26474

約数の個数: 64

約数和(自身を含む): 62381689920

約数和(自身を除く): 41590968600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 11897, 14563, 23794, 29126, 35691, 43689, 47588, 58252, 59485, 71382, 72815, 87378, 95176, 116504, 118970, 142764, 145630, 174756, 178455, 218445, 237940, 285528, 291260, 349512, 356910, 436890, 475880, 582520, 713820, 873780, 1427640, 1747560, 173256011, 346512022, 519768033, 693024044, 866280055, 1039536066, 1386048088, 1732560110, 2079072132, 2598840165, 3465120220, 4158144264, 5197680330, 6930240440, 10395360660, 20790721320]

約数ペア:

[(1, 20790721320), (2, 10395360660), (3, 6930240440), (4, 5197680330), (5, 4158144264), (6, 3465120220), (8, 2598840165), (10, 2079072132), (12, 1732560110), (15, 1386048088), (20, 1039536066), (24, 866280055), (30, 693024044), (40, 519768033), (60, 346512022), (120, 173256011), (11897, 1747560), (14563, 1427640), (23794, 873780), (29126, 713820), (35691, 582520), (43689, 475880), (47588, 436890), (58252, 356910), (59485, 349512), (71382, 291260), (72815, 285528), (87378, 237940), (95176, 218445), (116504, 178455), (118970, 174756), (142764, 145630)]