142495540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{13781}}^1$

素因数の和:13848

約数の個数: 48

約数和(自身を含む): 333414144

約数和(自身を除く): 190918604

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 10340, 13781, 27562, 55124, 68905, 137810, 151591, 275620, 303182, 606364, 647707, 757955, 1295414, 1515910, 2590828, 3031820, 3238535, 6477070, 7124777, 12954140, 14249554, 28499108, 35623885, 71247770, 142495540]

約数ペア:

[(1, 142495540), (2, 71247770), (4, 35623885), (5, 28499108), (10, 14249554), (11, 12954140), (20, 7124777), (22, 6477070), (44, 3238535), (47, 3031820), (55, 2590828), (94, 1515910), (110, 1295414), (188, 757955), (220, 647707), (235, 606364), (470, 303182), (517, 275620), (940, 151591), (1034, 137810), (2068, 68905), (2585, 55124), (5170, 27562), (10340, 13781)]