309441864560

素因数分解:

$2^4\times 5^1\times {\mathrm{3868023307}}^1$

素因数の和:3868023320

約数の個数: 20

約数和(自身を含む): 719452335288

約数和(自身を除く): 410010470728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3868023307, 7736046614, 15472093228, 19340116535, 30944186456, 38680233070, 61888372912, 77360466140, 154720932280, 309441864560]

約数ペア:

[(1, 309441864560), (2, 154720932280), (4, 77360466140), (5, 61888372912), (8, 38680233070), (10, 30944186456), (16, 19340116535), (20, 15472093228), (40, 7736046614), (80, 3868023307)]