20546460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1153}}^1$

素因数の和:1185

約数の個数: 120

約数和(自身を含む): 70375536

約数和(自身を除く): 49829076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1153, 1188, 1485, 1620, 1782, 1980, 2306, 2970, 3459, 3564, 4455, 4612, 5765, 5940, 6918, 8910, 10377, 11530, 12683, 13836, 17295, 17820, 20754, 23060, 25366, 31131, 34590, 38049, 41508, 50732, 51885, 62262, 63415, 69180, 76098, 93393, 103770, 114147, 124524, 126830, 152196, 155655, 186786, 190245, 207540, 228294, 253660, 311310, 342441, 373572, 380490, 456588, 466965, 570735, 622620, 684882, 760980, 933930, 1027323, 1141470, 1369764, 1712205, 1867860, 2054646, 2282940, 3424410, 4109292, 5136615, 6848820, 10273230, 20546460]

約数ペア:

[(1, 20546460), (2, 10273230), (3, 6848820), (4, 5136615), (5, 4109292), (6, 3424410), (9, 2282940), (10, 2054646), (11, 1867860), (12, 1712205), (15, 1369764), (18, 1141470), (20, 1027323), (22, 933930), (27, 760980), (30, 684882), (33, 622620), (36, 570735), (44, 466965), (45, 456588), (54, 380490), (55, 373572), (60, 342441), (66, 311310), (81, 253660), (90, 228294), (99, 207540), (108, 190245), (110, 186786), (132, 155655), (135, 152196), (162, 126830), (165, 124524), (180, 114147), (198, 103770), (220, 93393), (270, 76098), (297, 69180), (324, 63415), (330, 62262), (396, 51885), (405, 50732), (495, 41508), (540, 38049), (594, 34590), (660, 31131), (810, 25366), (891, 23060), (990, 20754), (1153, 17820), (1188, 17295), (1485, 13836), (1620, 12683), (1782, 11530), (1980, 10377), (2306, 8910), (2970, 6918), (3459, 5940), (3564, 5765), (4455, 4612)]