20512722480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{85469677}}^1$

素因数の和:85469693

約数の個数: 40

約数和(自身を含む): 63589440432

約数和(自身を除く): 43076717952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 85469677, 170939354, 256409031, 341878708, 427348385, 512818062, 683757416, 854696770, 1025636124, 1282045155, 1367514832, 1709393540, 2051272248, 2564090310, 3418787080, 4102544496, 5128180620, 6837574160, 10256361240, 20512722480]

約数ペア:

[(1, 20512722480), (2, 10256361240), (3, 6837574160), (4, 5128180620), (5, 4102544496), (6, 3418787080), (8, 2564090310), (10, 2051272248), (12, 1709393540), (15, 1367514832), (16, 1282045155), (20, 1025636124), (24, 854696770), (30, 683757416), (40, 512818062), (48, 427348385), (60, 341878708), (80, 256409031), (120, 170939354), (240, 85469677)]