420778836

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{508187}}^1$

素因数の和:508220

約数の個数: 36

約数和(自身を含む): 1109882592

約数和(自身を除く): 689103756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 508187, 1016374, 1524561, 2032748, 3049122, 4573683, 6098244, 9147366, 11688301, 18294732, 23376602, 35064903, 46753204, 70129806, 105194709, 140259612, 210389418, 420778836]

約数ペア:

[(1, 420778836), (2, 210389418), (3, 140259612), (4, 105194709), (6, 70129806), (9, 46753204), (12, 35064903), (18, 23376602), (23, 18294732), (36, 11688301), (46, 9147366), (69, 6098244), (92, 4573683), (138, 3049122), (207, 2032748), (276, 1524561), (414, 1016374), (828, 508187)]