11870980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53959}}^1$

素因数の和:53979

約数の個数: 24

約数和(自身を含む): 27195840

約数和(自身を除く): 15324860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 53959, 107918, 215836, 269795, 539590, 593549, 1079180, 1187098, 2374196, 2967745, 5935490, 11870980]

約数ペア:

[(1, 11870980), (2, 5935490), (4, 2967745), (5, 2374196), (10, 1187098), (11, 1079180), (20, 593549), (22, 539590), (44, 269795), (55, 215836), (110, 107918), (220, 53959)]