85894280

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{4483}}^1$

素因数の和:4973

約数の個数: 32

約数和(自身を含む): 193708800

約数和(自身を除く): 107814520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1916, 2395, 3832, 4483, 4790, 8966, 9580, 17932, 19160, 22415, 35864, 44830, 89660, 179320, 2147357, 4294714, 8589428, 10736785, 17178856, 21473570, 42947140, 85894280]

約数ペア:

[(1, 85894280), (2, 42947140), (4, 21473570), (5, 17178856), (8, 10736785), (10, 8589428), (20, 4294714), (40, 2147357), (479, 179320), (958, 89660), (1916, 44830), (2395, 35864), (3832, 22415), (4483, 19160), (4790, 17932), (8966, 9580)]