13890380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2111}}^1$

素因数の和:2174

約数の個数: 48

約数和(自身を含む): 34062336

約数和(自身を除く): 20171956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 2111, 3290, 4222, 6580, 8444, 10555, 14777, 21110, 29554, 42220, 59108, 73885, 99217, 147770, 198434, 295540, 396868, 496085, 694519, 992170, 1389038, 1984340, 2778076, 3472595, 6945190, 13890380]

約数ペア:

[(1, 13890380), (2, 6945190), (4, 3472595), (5, 2778076), (7, 1984340), (10, 1389038), (14, 992170), (20, 694519), (28, 496085), (35, 396868), (47, 295540), (70, 198434), (94, 147770), (140, 99217), (188, 73885), (235, 59108), (329, 42220), (470, 29554), (658, 21110), (940, 14777), (1316, 10555), (1645, 8444), (2111, 6580), (3290, 4222)]