2177020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 5110560

約数和(自身を除く): 2933540

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 337, 340, 380, 646, 674, 1292, 1348, 1615, 1685, 3230, 3370, 5729, 6403, 6460, 6740, 11458, 12806, 22916, 25612, 28645, 32015, 57290, 64030, 108851, 114580, 128060, 217702, 435404, 544255, 1088510, 2177020]

約数ペア:

[(1, 2177020), (2, 1088510), (4, 544255), (5, 435404), (10, 217702), (17, 128060), (19, 114580), (20, 108851), (34, 64030), (38, 57290), (68, 32015), (76, 28645), (85, 25612), (95, 22916), (170, 12806), (190, 11458), (323, 6740), (337, 6460), (340, 6403), (380, 5729), (646, 3370), (674, 3230), (1292, 1685), (1348, 1615)]