193955860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1385399}}^1$

素因数の和:1385415

約数の個数: 24

約数和(自身を含む): 465494400

約数和(自身を除く): 271538540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1385399, 2770798, 5541596, 6926995, 9697793, 13853990, 19395586, 27707980, 38791172, 48488965, 96977930, 193955860]

約数ペア:

[(1, 193955860), (2, 96977930), (4, 48488965), (5, 38791172), (7, 27707980), (10, 19395586), (14, 13853990), (20, 9697793), (28, 6926995), (35, 5541596), (70, 2770798), (140, 1385399)]