202147880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{459427}}^1$

素因数の和:459449

約数の個数: 32

約数和(自身を含む): 496182240

約数和(自身を除く): 294034360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 459427, 918854, 1837708, 2297135, 3675416, 4594270, 5053697, 9188540, 10107394, 18377080, 20214788, 25268485, 40429576, 50536970, 101073940, 202147880]

約数ペア:

[(1, 202147880), (2, 101073940), (4, 50536970), (5, 40429576), (8, 25268485), (10, 20214788), (11, 18377080), (20, 10107394), (22, 9188540), (40, 5053697), (44, 4594270), (55, 3675416), (88, 2297135), (110, 1837708), (220, 918854), (440, 459427)]