4485640

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{883}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 10183680

約数和(自身を除く): 5698040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 883, 1016, 1270, 1766, 2540, 3532, 4415, 5080, 7064, 8830, 17660, 35320, 112141, 224282, 448564, 560705, 897128, 1121410, 2242820, 4485640]

約数ペア:

[(1, 4485640), (2, 2242820), (4, 1121410), (5, 897128), (8, 560705), (10, 448564), (20, 224282), (40, 112141), (127, 35320), (254, 17660), (508, 8830), (635, 7064), (883, 5080), (1016, 4415), (1270, 3532), (1766, 2540)]