20084360

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1447}}^1$

素因数の和:1805

約数の個数: 32

約数和(自身を含む): 45351360

約数和(自身を除く): 25267000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1447, 1735, 2776, 2894, 3470, 5788, 6940, 7235, 11576, 13880, 14470, 28940, 57880, 502109, 1004218, 2008436, 2510545, 4016872, 5021090, 10042180, 20084360]

約数ペア:

[(1, 20084360), (2, 10042180), (4, 5021090), (5, 4016872), (8, 2510545), (10, 2008436), (20, 1004218), (40, 502109), (347, 57880), (694, 28940), (1388, 14470), (1447, 13880), (1735, 11576), (2776, 7235), (2894, 6940), (3470, 5788)]