214040720

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{21067}}^1$

素因数の和:21207

約数の個数: 40

約数和(自身を含む): 501586944

約数和(自身を除く): 287546224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 21067, 42134, 84268, 105335, 168536, 210670, 337072, 421340, 842680, 1685360, 2675509, 5351018, 10702036, 13377545, 21404072, 26755090, 42808144, 53510180, 107020360, 214040720]

約数ペア:

[(1, 214040720), (2, 107020360), (4, 53510180), (5, 42808144), (8, 26755090), (10, 21404072), (16, 13377545), (20, 10702036), (40, 5351018), (80, 2675509), (127, 1685360), (254, 842680), (508, 421340), (635, 337072), (1016, 210670), (1270, 168536), (2032, 105335), (2540, 84268), (5080, 42134), (10160, 21067)]