1900120

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{709}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 4345200

約数和(自身を除く): 2445080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 709, 1340, 1418, 2680, 2836, 3545, 5672, 7090, 14180, 28360, 47503, 95006, 190012, 237515, 380024, 475030, 950060, 1900120]

約数ペア:

[(1, 1900120), (2, 950060), (4, 475030), (5, 380024), (8, 237515), (10, 190012), (20, 95006), (40, 47503), (67, 28360), (134, 14180), (268, 7090), (335, 5672), (536, 3545), (670, 2836), (709, 2680), (1340, 1418)]