17282780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45481}}^1$

素因数の和:45509

約数の個数: 24

約数和(自身を含む): 38204880

約数和(自身を除く): 20922100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 45481, 90962, 181924, 227405, 454810, 864139, 909620, 1728278, 3456556, 4320695, 8641390, 17282780]

約数ペア:

[(1, 17282780), (2, 8641390), (4, 4320695), (5, 3456556), (10, 1728278), (19, 909620), (20, 864139), (38, 454810), (76, 227405), (95, 181924), (190, 90962), (380, 45481)]