127124720

素因数分解:

$2^4\times 5^1\times {\mathrm{1589059}}^1$

素因数の和:1589072

約数の個数: 20

約数和(自身を含む): 295565160

約数和(自身を除く): 168440440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1589059, 3178118, 6356236, 7945295, 12712472, 15890590, 25424944, 31781180, 63562360, 127124720]

約数ペア:

[(1, 127124720), (2, 63562360), (4, 31781180), (5, 25424944), (8, 15890590), (10, 12712472), (16, 7945295), (20, 6356236), (40, 3178118), (80, 1589059)]