28484180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83777}}^1$

素因数の和:83803

約数の個数: 24

約数和(自身を含む): 63336168

約数和(自身を除く): 34851988

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 83777, 167554, 335108, 418885, 837770, 1424209, 1675540, 2848418, 5696836, 7121045, 14242090, 28484180]

約数ペア:

[(1, 28484180), (2, 14242090), (4, 7121045), (5, 5696836), (10, 2848418), (17, 1675540), (20, 1424209), (34, 837770), (68, 418885), (85, 335108), (170, 167554), (340, 83777)]