22477780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{86453}}^1$

素因数の和:86475

約数の個数: 24

約数和(自身を含む): 50834952

約数和(自身を除く): 28357172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 86453, 172906, 345812, 432265, 864530, 1123889, 1729060, 2247778, 4495556, 5619445, 11238890, 22477780]

約数ペア:

[(1, 22477780), (2, 11238890), (4, 5619445), (5, 4495556), (10, 2247778), (13, 1729060), (20, 1123889), (26, 864530), (52, 432265), (65, 345812), (130, 172906), (260, 86453)]