194001520

素因数分解:

$2^4\times 5^1\times {\mathrm{2425019}}^1$

素因数の和:2425032

約数の個数: 20

約数和(自身を含む): 451053720

約数和(自身を除く): 257052200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2425019, 4850038, 9700076, 12125095, 19400152, 24250190, 38800304, 48500380, 97000760, 194001520]

約数ペア:

[(1, 194001520), (2, 97000760), (4, 48500380), (5, 38800304), (8, 24250190), (10, 19400152), (16, 12125095), (20, 9700076), (40, 4850038), (80, 2425019)]