20585950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5347}}^1$

素因数の和:5377

約数の個数: 48

約数和(自身を含む): 47746944

約数和(自身を除く): 27160994

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850, 5347, 10694, 26735, 37429, 53470, 58817, 74858, 117634, 133675, 187145, 267350, 294085, 374290, 411719, 588170, 823438, 935725, 1470425, 1871450, 2058595, 2940850, 4117190, 10292975, 20585950]

約数ペア:

[(1, 20585950), (2, 10292975), (5, 4117190), (7, 2940850), (10, 2058595), (11, 1871450), (14, 1470425), (22, 935725), (25, 823438), (35, 588170), (50, 411719), (55, 374290), (70, 294085), (77, 267350), (110, 187145), (154, 133675), (175, 117634), (275, 74858), (350, 58817), (385, 53470), (550, 37429), (770, 26735), (1925, 10694), (3850, 5347)]