495616760

素因数分解:

$2^3\times 5^1\times {\mathrm{12390419}}^1$

素因数の和:12390430

約数の個数: 16

約数和(自身を含む): 1115137800

約数和(自身を除く): 619521040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 12390419, 24780838, 49561676, 61952095, 99123352, 123904190, 247808380, 495616760]

約数ペア:

[(1, 495616760), (2, 247808380), (4, 123904190), (5, 99123352), (8, 61952095), (10, 49561676), (20, 24780838), (40, 12390419)]