211677880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311291}}^1$

素因数の和:311319

約数の個数: 32

約数和(自身を含む): 504293040

約数和(自身を除く): 292615160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 311291, 622582, 1245164, 1556455, 2490328, 3112910, 5291947, 6225820, 10583894, 12451640, 21167788, 26459735, 42335576, 52919470, 105838940, 211677880]

約数ペア:

[(1, 211677880), (2, 105838940), (4, 52919470), (5, 42335576), (8, 26459735), (10, 21167788), (17, 12451640), (20, 10583894), (34, 6225820), (40, 5291947), (68, 3112910), (85, 2490328), (136, 1556455), (170, 1245164), (340, 622582), (680, 311291)]