2013245260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{71039}}^1$

素因数の和:71170

約数の個数: 48

約数和(自身を含む): 4594867200

約数和(自身を除く): 2581621940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 2180, 2834, 5668, 7085, 14170, 28340, 71039, 142078, 284156, 355195, 710390, 923507, 1420780, 1847014, 3694028, 4617535, 7743251, 9235070, 15486502, 18470140, 30973004, 38716255, 77432510, 100662263, 154865020, 201324526, 402649052, 503311315, 1006622630, 2013245260]

約数ペア:

[(1, 2013245260), (2, 1006622630), (4, 503311315), (5, 402649052), (10, 201324526), (13, 154865020), (20, 100662263), (26, 77432510), (52, 38716255), (65, 30973004), (109, 18470140), (130, 15486502), (218, 9235070), (260, 7743251), (436, 4617535), (545, 3694028), (1090, 1847014), (1417, 1420780), (2180, 923507), (2834, 710390), (5668, 355195), (7085, 284156), (14170, 142078), (28340, 71039)]