1008585380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{51511}}^1$

素因数の和:51620

約数の個数: 48

約数和(自身を含む): 2336584320

約数和(自身を除く): 1327998940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 4895, 9790, 19580, 51511, 103022, 206044, 257555, 515110, 566621, 1030220, 1133242, 2266484, 2833105, 4584479, 5666210, 9168958, 11332420, 18337916, 22922395, 45844790, 50429269, 91689580, 100858538, 201717076, 252146345, 504292690, 1008585380]

約数ペア:

[(1, 1008585380), (2, 504292690), (4, 252146345), (5, 201717076), (10, 100858538), (11, 91689580), (20, 50429269), (22, 45844790), (44, 22922395), (55, 18337916), (89, 11332420), (110, 9168958), (178, 5666210), (220, 4584479), (356, 2833105), (445, 2266484), (890, 1133242), (979, 1030220), (1780, 566621), (1958, 515110), (3916, 257555), (4895, 206044), (9790, 103022), (19580, 51511)]