420520466

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{1499}}^1$

素因数の和:1778

約数の個数: 32

約数和(自身を含む): 689472000

約数和(自身を除く): 268951534

約数列:

[1, 2, 17, 34, 37, 74, 223, 446, 629, 1258, 1499, 2998, 3791, 7582, 8251, 16502, 25483, 50966, 55463, 110926, 140267, 280534, 334277, 668554, 942871, 1885742, 5682709, 11365418, 12368249, 24736498, 210260233, 420520466]

約数ペア:

[(1, 420520466), (2, 210260233), (17, 24736498), (34, 12368249), (37, 11365418), (74, 5682709), (223, 1885742), (446, 942871), (629, 668554), (1258, 334277), (1499, 280534), (2998, 140267), (3791, 110926), (7582, 55463), (8251, 50966), (16502, 25483)]