2722040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4003}}^1$

素因数の和:4031

約数の個数: 32

約数和(自身を含む): 6486480

約数和(自身を除く): 3764440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 4003, 8006, 16012, 20015, 32024, 40030, 68051, 80060, 136102, 160120, 272204, 340255, 544408, 680510, 1361020, 2722040]

約数ペア:

[(1, 2722040), (2, 1361020), (4, 680510), (5, 544408), (8, 340255), (10, 272204), (17, 160120), (20, 136102), (34, 80060), (40, 68051), (68, 40030), (85, 32024), (136, 20015), (170, 16012), (340, 8006), (680, 4003)]