277079120

素因数分解:

$2^4\times 5^1\times {\mathrm{3463489}}^1$

素因数の和:3463502

約数の個数: 20

約数和(自身を含む): 644209140

約数和(自身を除く): 367130020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3463489, 6926978, 13853956, 17317445, 27707912, 34634890, 55415824, 69269780, 138539560, 277079120]

約数ペア:

[(1, 277079120), (2, 138539560), (4, 69269780), (5, 55415824), (8, 34634890), (10, 27707912), (16, 17317445), (20, 13853956), (40, 6926978), (80, 3463489)]