19269280

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1451}}^1$

素因数の和:1549

約数の個数: 48

約数和(自身を含む): 46103904

約数和(自身を除く): 26834624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1328, 1451, 1660, 2656, 2902, 3320, 5804, 6640, 7255, 11608, 13280, 14510, 23216, 29020, 46432, 58040, 116080, 120433, 232160, 240866, 481732, 602165, 963464, 1204330, 1926928, 2408660, 3853856, 4817320, 9634640, 19269280]

約数ペア:

[(1, 19269280), (2, 9634640), (4, 4817320), (5, 3853856), (8, 2408660), (10, 1926928), (16, 1204330), (20, 963464), (32, 602165), (40, 481732), (80, 240866), (83, 232160), (160, 120433), (166, 116080), (332, 58040), (415, 46432), (664, 29020), (830, 23216), (1328, 14510), (1451, 13280), (1660, 11608), (2656, 7255), (2902, 6640), (3320, 5804)]