20580453540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{38111951}}^1$

素因数の和:38111969

約数の個数: 48

約数和(自身を含む): 64028079360

約数和(自身を除く): 43447625820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 38111951, 76223902, 114335853, 152447804, 190559755, 228671706, 343007559, 381119510, 457343412, 571679265, 686015118, 762239020, 1029022677, 1143358530, 1372030236, 1715037795, 2058045354, 2286717060, 3430075590, 4116090708, 5145113385, 6860151180, 10290226770, 20580453540]

約数ペア:

[(1, 20580453540), (2, 10290226770), (3, 6860151180), (4, 5145113385), (5, 4116090708), (6, 3430075590), (9, 2286717060), (10, 2058045354), (12, 1715037795), (15, 1372030236), (18, 1143358530), (20, 1029022677), (27, 762239020), (30, 686015118), (36, 571679265), (45, 457343412), (54, 381119510), (60, 343007559), (90, 228671706), (108, 190559755), (135, 152447804), (180, 114335853), (270, 76223902), (540, 38111951)]