31337320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{111919}}^1$

素因数の和:111937

約数の個数: 32

約数和(自身を含む): 80582400

約数和(自身を除く): 49245080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 111919, 223838, 447676, 559595, 783433, 895352, 1119190, 1566866, 2238380, 3133732, 3917165, 4476760, 6267464, 7834330, 15668660, 31337320]

約数ペア:

[(1, 31337320), (2, 15668660), (4, 7834330), (5, 6267464), (7, 4476760), (8, 3917165), (10, 3133732), (14, 2238380), (20, 1566866), (28, 1119190), (35, 895352), (40, 783433), (56, 559595), (70, 447676), (140, 223838), (280, 111919)]