1404290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{389}}^1$

素因数の和:434

約数の個数: 24

約数和(自身を含む): 2674620

約数和(自身を除く): 1270330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 389, 722, 778, 1805, 1945, 3610, 3890, 7391, 14782, 36955, 73910, 140429, 280858, 702145, 1404290]

約数ペア:

[(1, 1404290), (2, 702145), (5, 280858), (10, 140429), (19, 73910), (38, 36955), (95, 14782), (190, 7391), (361, 3890), (389, 3610), (722, 1945), (778, 1805)]