26761720

素因数分解:

$2^3\times 5^1\times {\mathrm{809}}^1\times {\mathrm{827}}^1$

素因数の和:1647

約数の個数: 32

約数和(自身を含む): 60361200

約数和(自身を除く): 33599480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 809, 827, 1618, 1654, 3236, 3308, 4045, 4135, 6472, 6616, 8090, 8270, 16180, 16540, 32360, 33080, 669043, 1338086, 2676172, 3345215, 5352344, 6690430, 13380860, 26761720]

約数ペア:

[(1, 26761720), (2, 13380860), (4, 6690430), (5, 5352344), (8, 3345215), (10, 2676172), (20, 1338086), (40, 669043), (809, 33080), (827, 32360), (1618, 16540), (1654, 16180), (3236, 8270), (3308, 8090), (4045, 6616), (4135, 6472)]