2080774980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{428143}}^1$

素因数の和:428167

約数の個数: 72

約数和(自身を含む): 6545465472

約数和(自身を除く): 4464690492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 428143, 856286, 1284429, 1712572, 2140715, 2568858, 3853287, 4281430, 5137716, 6422145, 7706574, 8562860, 11559861, 12844290, 15413148, 19266435, 23119722, 25688580, 34679583, 38532870, 46239444, 57799305, 69359166, 77065740, 104038749, 115598610, 138718332, 173397915, 208077498, 231197220, 346795830, 416154996, 520193745, 693591660, 1040387490, 2080774980]

約数ペア:

[(1, 2080774980), (2, 1040387490), (3, 693591660), (4, 520193745), (5, 416154996), (6, 346795830), (9, 231197220), (10, 208077498), (12, 173397915), (15, 138718332), (18, 115598610), (20, 104038749), (27, 77065740), (30, 69359166), (36, 57799305), (45, 46239444), (54, 38532870), (60, 34679583), (81, 25688580), (90, 23119722), (108, 19266435), (135, 15413148), (162, 12844290), (180, 11559861), (243, 8562860), (270, 7706574), (324, 6422145), (405, 5137716), (486, 4281430), (540, 3853287), (810, 2568858), (972, 2140715), (1215, 1712572), (1620, 1284429), (2430, 856286), (4860, 428143)]