2065980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4919}}^1$

素因数の和:4938

約数の個数: 48

約数和(自身を含む): 6612480

約数和(自身を除く): 4546500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4919, 9838, 14757, 19676, 24595, 29514, 34433, 49190, 59028, 68866, 73785, 98380, 103299, 137732, 147570, 172165, 206598, 295140, 344330, 413196, 516495, 688660, 1032990, 2065980]

約数ペア:

[(1, 2065980), (2, 1032990), (3, 688660), (4, 516495), (5, 413196), (6, 344330), (7, 295140), (10, 206598), (12, 172165), (14, 147570), (15, 137732), (20, 103299), (21, 98380), (28, 73785), (30, 68866), (35, 59028), (42, 49190), (60, 34433), (70, 29514), (84, 24595), (105, 19676), (140, 14757), (210, 9838), (420, 4919)]