56090980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{254959}}^1$

素因数の和:254979

約数の個数: 24

約数和(自身を含む): 128499840

約数和(自身を除く): 72408860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 254959, 509918, 1019836, 1274795, 2549590, 2804549, 5099180, 5609098, 11218196, 14022745, 28045490, 56090980]

約数ペア:

[(1, 56090980), (2, 28045490), (4, 14022745), (5, 11218196), (10, 5609098), (11, 5099180), (20, 2804549), (22, 2549590), (44, 1274795), (55, 1019836), (110, 509918), (220, 254959)]