312463120

素因数分解:

$2^4\times 5^1\times {\mathrm{3905789}}^1$

素因数の和:3905802

約数の個数: 20

約数和(自身を含む): 726476940

約数和(自身を除く): 414013820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3905789, 7811578, 15623156, 19528945, 31246312, 39057890, 62492624, 78115780, 156231560, 312463120]

約数ペア:

[(1, 312463120), (2, 156231560), (4, 78115780), (5, 62492624), (8, 39057890), (10, 31246312), (16, 19528945), (20, 15623156), (40, 7811578), (80, 3905789)]