31170980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67763}}^1$

素因数の和:67795

約数の個数: 24

約数和(自身を含む): 68306112

約数和(自身を除く): 37135132

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 67763, 135526, 271052, 338815, 677630, 1355260, 1558549, 3117098, 6234196, 7792745, 15585490, 31170980]

約数ペア:

[(1, 31170980), (2, 15585490), (4, 7792745), (5, 6234196), (10, 3117098), (20, 1558549), (23, 1355260), (46, 677630), (92, 338815), (115, 271052), (230, 135526), (460, 67763)]