977188040

素因数分解:

$2^3\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{16883}}^1$

素因数の和:18341

約数の個数: 32

約数和(自身を含む): 2200322880

約数和(自身を除く): 1223134840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1447, 2894, 5788, 7235, 11576, 14470, 16883, 28940, 33766, 57880, 67532, 84415, 135064, 168830, 337660, 675320, 24429701, 48859402, 97718804, 122148505, 195437608, 244297010, 488594020, 977188040]

約数ペア:

[(1, 977188040), (2, 488594020), (4, 244297010), (5, 195437608), (8, 122148505), (10, 97718804), (20, 48859402), (40, 24429701), (1447, 675320), (2894, 337660), (5788, 168830), (7235, 135064), (11576, 84415), (14470, 67532), (16883, 57880), (28940, 33766)]