194617880

素因数分解:

$2^3\times 5^1\times {\mathrm{4865447}}^1$

素因数の和:4865458

約数の個数: 16

約数和(自身を含む): 437890320

約数和(自身を除く): 243272440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4865447, 9730894, 19461788, 24327235, 38923576, 48654470, 97308940, 194617880]

約数ペア:

[(1, 194617880), (2, 97308940), (4, 48654470), (5, 38923576), (8, 24327235), (10, 19461788), (20, 9730894), (40, 4865447)]