202153840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{360989}}^1$

素因数の和:361009

約数の個数: 40

約数和(自身を含む): 537153120

約数和(自身を除く): 334999280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 360989, 721978, 1443956, 1804945, 2526923, 2887912, 3609890, 5053846, 5775824, 7219780, 10107692, 12634615, 14439560, 20215384, 25269230, 28879120, 40430768, 50538460, 101076920, 202153840]

約数ペア:

[(1, 202153840), (2, 101076920), (4, 50538460), (5, 40430768), (7, 28879120), (8, 25269230), (10, 20215384), (14, 14439560), (16, 12634615), (20, 10107692), (28, 7219780), (35, 5775824), (40, 5053846), (56, 3609890), (70, 2887912), (80, 2526923), (112, 1804945), (140, 1443956), (280, 721978), (560, 360989)]