3181567280

素因数分解:

$2^4\times 5^1\times {\mathrm{39769591}}^1$

素因数の和:39769604

約数の個数: 20

約数和(自身を含む): 7397144112

約数和(自身を除く): 4215576832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 39769591, 79539182, 159078364, 198847955, 318156728, 397695910, 636313456, 795391820, 1590783640, 3181567280]

約数ペア:

[(1, 3181567280), (2, 1590783640), (4, 795391820), (5, 636313456), (8, 397695910), (10, 318156728), (16, 198847955), (20, 159078364), (40, 79539182), (80, 39769591)]