136554760

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{12149}}^1$

素因数の和:12441

約数の個数: 32

約数和(自身を含む): 308367000

約数和(自身を除く): 171812240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 5620, 11240, 12149, 24298, 48596, 60745, 97192, 121490, 242980, 485960, 3413869, 6827738, 13655476, 17069345, 27310952, 34138690, 68277380, 136554760]

約数ペア:

[(1, 136554760), (2, 68277380), (4, 34138690), (5, 27310952), (8, 17069345), (10, 13655476), (20, 6827738), (40, 3413869), (281, 485960), (562, 242980), (1124, 121490), (1405, 97192), (2248, 60745), (2810, 48596), (5620, 24298), (11240, 12149)]