28539710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{150209}}^1$

素因数の和:150235

約数の個数: 16

約数和(自身を含む): 54075600

約数和(自身を除く): 25535890

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 150209, 300418, 751045, 1502090, 2853971, 5707942, 14269855, 28539710]

約数ペア:

[(1, 28539710), (2, 14269855), (5, 5707942), (10, 2853971), (19, 1502090), (38, 751045), (95, 300418), (190, 150209)]