74881520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{133717}}^1$

素因数の和:133737

約数の個数: 40

約数和(自身を含む): 198972384

約数和(自身を除く): 124090864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 133717, 267434, 534868, 668585, 936019, 1069736, 1337170, 1872038, 2139472, 2674340, 3744076, 4680095, 5348680, 7488152, 9360190, 10697360, 14976304, 18720380, 37440760, 74881520]

約数ペア:

[(1, 74881520), (2, 37440760), (4, 18720380), (5, 14976304), (7, 10697360), (8, 9360190), (10, 7488152), (14, 5348680), (16, 4680095), (20, 3744076), (28, 2674340), (35, 2139472), (40, 1872038), (56, 1337170), (70, 1069736), (80, 936019), (112, 668585), (140, 534868), (280, 267434), (560, 133717)]