13876820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 30820608

約数和(自身を除く): 16943788

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 311, 388, 460, 485, 622, 970, 1244, 1555, 1940, 2231, 3110, 4462, 6220, 7153, 8924, 11155, 14306, 22310, 28612, 30167, 35765, 44620, 60334, 71530, 120668, 143060, 150835, 301670, 603340, 693841, 1387682, 2775364, 3469205, 6938410, 13876820]

約数ペア:

[(1, 13876820), (2, 6938410), (4, 3469205), (5, 2775364), (10, 1387682), (20, 693841), (23, 603340), (46, 301670), (92, 150835), (97, 143060), (115, 120668), (194, 71530), (230, 60334), (311, 44620), (388, 35765), (460, 30167), (485, 28612), (622, 22310), (970, 14306), (1244, 11155), (1555, 8924), (1940, 7153), (2231, 6220), (3110, 4462)]