198294760

素因数分解:

$2^3\times 5^1\times {\mathrm{607}}^1\times {\mathrm{8167}}^1$

素因数の和:8785

約数の個数: 32

約数和(自身を含む): 446952960

約数和(自身を除く): 248658200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 607, 1214, 2428, 3035, 4856, 6070, 8167, 12140, 16334, 24280, 32668, 40835, 65336, 81670, 163340, 326680, 4957369, 9914738, 19829476, 24786845, 39658952, 49573690, 99147380, 198294760]

約数ペア:

[(1, 198294760), (2, 99147380), (4, 49573690), (5, 39658952), (8, 24786845), (10, 19829476), (20, 9914738), (40, 4957369), (607, 326680), (1214, 163340), (2428, 81670), (3035, 65336), (4856, 40835), (6070, 32668), (8167, 24280), (12140, 16334)]