2350490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 4536000

約数和(自身を除く): 2185510

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 139, 178, 190, 278, 445, 695, 890, 1390, 1691, 2641, 3382, 5282, 8455, 12371, 13205, 16910, 24742, 26410, 61855, 123710, 235049, 470098, 1175245, 2350490]

約数ペア:

[(1, 2350490), (2, 1175245), (5, 470098), (10, 235049), (19, 123710), (38, 61855), (89, 26410), (95, 24742), (139, 16910), (178, 13205), (190, 12371), (278, 8455), (445, 5282), (695, 3382), (890, 2641), (1390, 1691)]