1490740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3923}}^1$

素因数の和:3951

約数の個数: 24

約数和(自身を含む): 3296160

約数和(自身を除く): 1805420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 3923, 7846, 15692, 19615, 39230, 74537, 78460, 149074, 298148, 372685, 745370, 1490740]

約数ペア:

[(1, 1490740), (2, 745370), (4, 372685), (5, 298148), (10, 149074), (19, 78460), (20, 74537), (38, 39230), (76, 19615), (95, 15692), (190, 7846), (380, 3923)]