494020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1453}}^1$

素因数の和:1479

約数の個数: 24

約数和(自身を含む): 1099224

約数和(自身を除く): 605204

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1453, 2906, 5812, 7265, 14530, 24701, 29060, 49402, 98804, 123505, 247010, 494020]

約数ペア:

[(1, 494020), (2, 247010), (4, 123505), (5, 98804), (10, 49402), (17, 29060), (20, 24701), (34, 14530), (68, 7265), (85, 5812), (170, 2906), (340, 1453)]