1958440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4451}}^1$

素因数の和:4473

約数の個数: 32

約数和(自身を含む): 4808160

約数和(自身を除く): 2849720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4451, 8902, 17804, 22255, 35608, 44510, 48961, 89020, 97922, 178040, 195844, 244805, 391688, 489610, 979220, 1958440]

約数ペア:

[(1, 1958440), (2, 979220), (4, 489610), (5, 391688), (8, 244805), (10, 195844), (11, 178040), (20, 97922), (22, 89020), (40, 48961), (44, 44510), (55, 35608), (88, 22255), (110, 17804), (220, 8902), (440, 4451)]