400502768

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{2027}}^1$

素因数の和:2321

約数の個数: 40

約数和(自身を含む): 794400048

約数和(自身を除く): 393897280

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 233, 424, 466, 848, 932, 1864, 2027, 3728, 4054, 8108, 12349, 16216, 24698, 32432, 49396, 98792, 107431, 197584, 214862, 429724, 472291, 859448, 944582, 1718896, 1889164, 3778328, 7556656, 25031423, 50062846, 100125692, 200251384, 400502768]

約数ペア:

[(1, 400502768), (2, 200251384), (4, 100125692), (8, 50062846), (16, 25031423), (53, 7556656), (106, 3778328), (212, 1889164), (233, 1718896), (424, 944582), (466, 859448), (848, 472291), (932, 429724), (1864, 214862), (2027, 197584), (3728, 107431), (4054, 98792), (8108, 49396), (12349, 32432), (16216, 24698)]