201804020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{917291}}^1$

素因数の和:917311

約数の個数: 24

約数和(自身を含む): 462315168

約数和(自身を除く): 260511148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 917291, 1834582, 3669164, 4586455, 9172910, 10090201, 18345820, 20180402, 40360804, 50451005, 100902010, 201804020]

約数ペア:

[(1, 201804020), (2, 100902010), (4, 50451005), (5, 40360804), (10, 20180402), (11, 18345820), (20, 10090201), (22, 9172910), (44, 4586455), (55, 3669164), (110, 1834582), (220, 917291)]