20144270

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{69463}}^1$

素因数の和:69499

約数の個数: 16

約数和(自身を含む): 37510560

約数和(自身を除く): 17366290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 69463, 138926, 347315, 694630, 2014427, 4028854, 10072135, 20144270]

約数ペア:

[(1, 20144270), (2, 10072135), (5, 4028854), (10, 2014427), (29, 694630), (58, 347315), (145, 138926), (290, 69463)]