4345540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12781}}^1$

素因数の和:12807

約数の個数: 24

約数和(自身を含む): 9663192

約数和(自身を除く): 5317652

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 12781, 25562, 51124, 63905, 127810, 217277, 255620, 434554, 869108, 1086385, 2172770, 4345540]

約数ペア:

[(1, 4345540), (2, 2172770), (4, 1086385), (5, 869108), (10, 434554), (17, 255620), (20, 217277), (34, 127810), (68, 63905), (85, 51124), (170, 25562), (340, 12781)]