200919910

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{254329}}^1$

素因数の和:254415

約数の個数: 16

約数和(自身を含む): 366235200

約数和(自身を除く): 165315290

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 254329, 508658, 1271645, 2543290, 20091991, 40183982, 100459955, 200919910]

約数ペア:

[(1, 200919910), (2, 100459955), (5, 40183982), (10, 20091991), (79, 2543290), (158, 1271645), (395, 508658), (790, 254329)]