20789768450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37799579}}^1$

素因数の和:37799602

約数の個数: 24

約数和(自身を含む): 42184331280

約数和(自身を除く): 21394562830

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 37799579, 75599158, 188997895, 377995790, 415795369, 831590738, 944989475, 1889978950, 2078976845, 4157953690, 10394884225, 20789768450]

約数ペア:

[(1, 20789768450), (2, 10394884225), (5, 4157953690), (10, 2078976845), (11, 1889978950), (22, 944989475), (25, 831590738), (50, 415795369), (55, 377995790), (110, 188997895), (275, 75599158), (550, 37799579)]