134538440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71563}}^1$

素因数の和:71621

約数の個数: 32

約数和(自身を含む): 309156480

約数和(自身を除く): 174618040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 71563, 143126, 286252, 357815, 572504, 715630, 1431260, 2862520, 3363461, 6726922, 13453844, 16817305, 26907688, 33634610, 67269220, 134538440]

約数ペア:

[(1, 134538440), (2, 67269220), (4, 33634610), (5, 26907688), (8, 16817305), (10, 13453844), (20, 6726922), (40, 3363461), (47, 2862520), (94, 1431260), (188, 715630), (235, 572504), (376, 357815), (470, 286252), (940, 143126), (1880, 71563)]