20195047440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9349559}}^1$

素因数の和:9349581

約数の個数: 80

約数和(自身を含む): 69560726400

約数和(自身を除く): 49365678960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9349559, 18699118, 28048677, 37398236, 46747795, 56097354, 74796472, 84146031, 93495590, 112194708, 140243385, 149592944, 168292062, 186991180, 224389416, 252438093, 280486770, 336584124, 373982360, 420730155, 448778832, 504876186, 560973540, 673168248, 747964720, 841460310, 1009752372, 1121947080, 1262190465, 1346336496, 1682920620, 2019504744, 2243894160, 2524380930, 3365841240, 4039009488, 5048761860, 6731682480, 10097523720, 20195047440]

約数ペア:

[(1, 20195047440), (2, 10097523720), (3, 6731682480), (4, 5048761860), (5, 4039009488), (6, 3365841240), (8, 2524380930), (9, 2243894160), (10, 2019504744), (12, 1682920620), (15, 1346336496), (16, 1262190465), (18, 1121947080), (20, 1009752372), (24, 841460310), (27, 747964720), (30, 673168248), (36, 560973540), (40, 504876186), (45, 448778832), (48, 420730155), (54, 373982360), (60, 336584124), (72, 280486770), (80, 252438093), (90, 224389416), (108, 186991180), (120, 168292062), (135, 149592944), (144, 140243385), (180, 112194708), (216, 93495590), (240, 84146031), (270, 74796472), (360, 56097354), (432, 46747795), (540, 37398236), (720, 28048677), (1080, 18699118), (2160, 9349559)]