222750980

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{125141}}^1$

素因数の和:125239

約数の個数: 24

約数和(自身を含む): 473036760

約数和(自身を除く): 250285780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 125141, 250282, 500564, 625705, 1251410, 2502820, 11137549, 22275098, 44550196, 55687745, 111375490, 222750980]

約数ペア:

[(1, 222750980), (2, 111375490), (4, 55687745), (5, 44550196), (10, 22275098), (20, 11137549), (89, 2502820), (178, 1251410), (356, 625705), (445, 500564), (890, 250282), (1780, 125141)]