77476720

素因数分解:

$2^4\times 5^1\times {\mathrm{968459}}^1$

素因数の和:968472

約数の個数: 20

約数和(自身を含む): 180133560

約数和(自身を除く): 102656840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 968459, 1936918, 3873836, 4842295, 7747672, 9684590, 15495344, 19369180, 38738360, 77476720]

約数ペア:

[(1, 77476720), (2, 38738360), (4, 19369180), (5, 15495344), (8, 9684590), (10, 7747672), (16, 4842295), (20, 3873836), (40, 1936918), (80, 968459)]