1489095890

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{382801}}^1$

素因数の和:383197

約数の個数: 16

約数和(自身を含む): 2687270040

約数和(自身を除く): 1198174150

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 382801, 765602, 1914005, 3828010, 148909589, 297819178, 744547945, 1489095890]

約数ペア:

[(1, 1489095890), (2, 744547945), (5, 297819178), (10, 148909589), (389, 3828010), (778, 1914005), (1945, 765602), (3890, 382801)]