194890160

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{10193}}^1$

素因数の和:10445

約数の個数: 40

約数和(自身を含む): 455060160

約数和(自身を除く): 260170000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2390, 3824, 4780, 9560, 10193, 19120, 20386, 40772, 50965, 81544, 101930, 163088, 203860, 407720, 815440, 2436127, 4872254, 9744508, 12180635, 19489016, 24361270, 38978032, 48722540, 97445080, 194890160]

約数ペア:

[(1, 194890160), (2, 97445080), (4, 48722540), (5, 38978032), (8, 24361270), (10, 19489016), (16, 12180635), (20, 9744508), (40, 4872254), (80, 2436127), (239, 815440), (478, 407720), (956, 203860), (1195, 163088), (1912, 101930), (2390, 81544), (3824, 50965), (4780, 40772), (9560, 20386), (10193, 19120)]