219949280

素因数分解:

$2^5\times 5^1\times {\mathrm{1374683}}^1$

素因数の和:1374698

約数の個数: 24

約数和(自身を含む): 519630552

約数和(自身を除く): 299681272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1374683, 2749366, 5498732, 6873415, 10997464, 13746830, 21994928, 27493660, 43989856, 54987320, 109974640, 219949280]

約数ペア:

[(1, 219949280), (2, 109974640), (4, 54987320), (5, 43989856), (8, 27493660), (10, 21994928), (16, 13746830), (20, 10997464), (32, 6873415), (40, 5498732), (80, 2749366), (160, 1374683)]