289309010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{80141}}^1$

素因数の和:80186

約数の個数: 24

約数和(自身を含む): 549613836

約数和(自身を除く): 260304826

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 80141, 160282, 400705, 801410, 1522679, 3045358, 7613395, 15226790, 28930901, 57861802, 144654505, 289309010]

約数ペア:

[(1, 289309010), (2, 144654505), (5, 57861802), (10, 28930901), (19, 15226790), (38, 7613395), (95, 3045358), (190, 1522679), (361, 801410), (722, 400705), (1805, 160282), (3610, 80141)]