2180872

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 4296600

約数和(自身を除く): 2115728

約数列:

[1, 2, 4, 8, 41, 61, 82, 109, 122, 164, 218, 244, 328, 436, 488, 872, 2501, 4469, 5002, 6649, 8938, 10004, 13298, 17876, 20008, 26596, 35752, 53192, 272609, 545218, 1090436, 2180872]

約数ペア:

[(1, 2180872), (2, 1090436), (4, 545218), (8, 272609), (41, 53192), (61, 35752), (82, 26596), (109, 20008), (122, 17876), (164, 13298), (218, 10004), (244, 8938), (328, 6649), (436, 5002), (488, 4469), (872, 2501)]