218496440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{188359}}^1$

素因数の和:188399

約数の個数: 32

約数和(自身を含む): 508572000

約数和(自身を除く): 290075560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 188359, 376718, 753436, 941795, 1506872, 1883590, 3767180, 5462411, 7534360, 10924822, 21849644, 27312055, 43699288, 54624110, 109248220, 218496440]

約数ペア:

[(1, 218496440), (2, 109248220), (4, 54624110), (5, 43699288), (8, 27312055), (10, 21849644), (20, 10924822), (29, 7534360), (40, 5462411), (58, 3767180), (116, 1883590), (145, 1506872), (232, 941795), (290, 753436), (580, 376718), (1160, 188359)]