13540490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1409}}^1$

素因数の和:1478

約数の個数: 24

約数和(自身を含む): 25202340

約数和(自身を除く): 11661850

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 961, 1409, 1922, 2818, 4805, 7045, 9610, 14090, 43679, 87358, 218395, 436790, 1354049, 2708098, 6770245, 13540490]

約数ペア:

[(1, 13540490), (2, 6770245), (5, 2708098), (10, 1354049), (31, 436790), (62, 218395), (155, 87358), (310, 43679), (961, 14090), (1409, 9610), (1922, 7045), (2818, 4805)]