2788897340

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{305131}}^1$

素因数の和:305597

約数の個数: 24

約数和(自身を含む): 5869519152

約数和(自身を除く): 3080621812

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 4570, 9140, 305131, 610262, 1220524, 1525655, 3051310, 6102620, 139444867, 278889734, 557779468, 697224335, 1394448670, 2788897340]

約数ペア:

[(1, 2788897340), (2, 1394448670), (4, 697224335), (5, 557779468), (10, 278889734), (20, 139444867), (457, 6102620), (914, 3051310), (1828, 1525655), (2285, 1220524), (4570, 610262), (9140, 305131)]