2682220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3271}}^1$

素因数の和:3321

約数の個数: 24

約数和(自身を含む): 5771808

約数和(自身を除く): 3089588

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 3271, 6542, 13084, 16355, 32710, 65420, 134111, 268222, 536444, 670555, 1341110, 2682220]

約数ペア:

[(1, 2682220), (2, 1341110), (4, 670555), (5, 536444), (10, 268222), (20, 134111), (41, 65420), (82, 32710), (164, 16355), (205, 13084), (410, 6542), (820, 3271)]