89154980

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{23339}}^1$

素因数の和:23539

約数の個数: 24

約数和(自身を含む): 188213760

約数和(自身を除く): 99058780

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 23339, 46678, 93356, 116695, 233390, 466780, 4457749, 8915498, 17830996, 22288745, 44577490, 89154980]

約数ペア:

[(1, 89154980), (2, 44577490), (4, 22288745), (5, 17830996), (10, 8915498), (20, 4457749), (191, 466780), (382, 233390), (764, 116695), (955, 93356), (1910, 46678), (3820, 23339)]