28443340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{34687}}^1$

素因数の和:34737

約数の個数: 24

約数和(自身を含む): 61189632

約数和(自身を除く): 32746292

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 34687, 69374, 138748, 173435, 346870, 693740, 1422167, 2844334, 5688668, 7110835, 14221670, 28443340]

約数ペア:

[(1, 28443340), (2, 14221670), (4, 7110835), (5, 5688668), (10, 2844334), (20, 1422167), (41, 693740), (82, 346870), (164, 173435), (205, 138748), (410, 69374), (820, 34687)]