1900529540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1044247}}^1$

素因数の和:1044276

約数の個数: 48

約数和(自身を含む): 4912142592

約数和(自身を除く): 3011613052

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 1044247, 2088494, 4176988, 5221235, 7309729, 10442470, 13575211, 14619458, 20884940, 27150422, 29238916, 36548645, 54300844, 67876055, 73097290, 95026477, 135752110, 146194580, 190052954, 271504220, 380105908, 475132385, 950264770, 1900529540]

約数ペア:

[(1, 1900529540), (2, 950264770), (4, 475132385), (5, 380105908), (7, 271504220), (10, 190052954), (13, 146194580), (14, 135752110), (20, 95026477), (26, 73097290), (28, 67876055), (35, 54300844), (52, 36548645), (65, 29238916), (70, 27150422), (91, 20884940), (130, 14619458), (140, 13575211), (182, 10442470), (260, 7309729), (364, 5221235), (455, 4176988), (910, 2088494), (1820, 1044247)]