85278020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2083}}^1$

素因数の和:2204

約数の個数: 48

約数和(自身を含む): 189060480

約数和(自身を除く): 103782460

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 890, 1780, 2047, 2083, 4094, 4166, 8188, 8332, 10235, 10415, 20470, 20830, 40940, 41660, 47909, 95818, 185387, 191636, 239545, 370774, 479090, 741548, 926935, 958180, 1853870, 3707740, 4263901, 8527802, 17055604, 21319505, 42639010, 85278020]

約数ペア:

[(1, 85278020), (2, 42639010), (4, 21319505), (5, 17055604), (10, 8527802), (20, 4263901), (23, 3707740), (46, 1853870), (89, 958180), (92, 926935), (115, 741548), (178, 479090), (230, 370774), (356, 239545), (445, 191636), (460, 185387), (890, 95818), (1780, 47909), (2047, 41660), (2083, 40940), (4094, 20830), (4166, 20470), (8188, 10415), (8332, 10235)]