1803400

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 4285440

約数和(自身を除く): 2482040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 127, 142, 200, 254, 284, 355, 508, 568, 635, 710, 1016, 1270, 1420, 1775, 2540, 2840, 3175, 3550, 5080, 6350, 7100, 9017, 12700, 14200, 18034, 25400, 36068, 45085, 72136, 90170, 180340, 225425, 360680, 450850, 901700, 1803400]

約数ペア:

[(1, 1803400), (2, 901700), (4, 450850), (5, 360680), (8, 225425), (10, 180340), (20, 90170), (25, 72136), (40, 45085), (50, 36068), (71, 25400), (100, 18034), (127, 14200), (142, 12700), (200, 9017), (254, 7100), (284, 6350), (355, 5080), (508, 3550), (568, 3175), (635, 2840), (710, 2540), (1016, 1775), (1270, 1420)]