69438320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{123997}}^1$

素因数の和:124017

約数の個数: 40

約数和(自身を含む): 184509024

約数和(自身を除く): 115070704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 123997, 247994, 495988, 619985, 867979, 991976, 1239970, 1735958, 1983952, 2479940, 3471916, 4339895, 4959880, 6943832, 8679790, 9919760, 13887664, 17359580, 34719160, 69438320]

約数ペア:

[(1, 69438320), (2, 34719160), (4, 17359580), (5, 13887664), (7, 9919760), (8, 8679790), (10, 6943832), (14, 4959880), (16, 4339895), (20, 3471916), (28, 2479940), (35, 1983952), (40, 1735958), (56, 1239970), (70, 991976), (80, 867979), (112, 619985), (140, 495988), (280, 247994), (560, 123997)]