20074886620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1487}}^1\times {\mathrm{35527}}^1$

素因数の和:37042

約数の個数: 48

約数和(自身を含む): 44407157760

約数和(自身を除く): 24332271140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1487, 2974, 5948, 7435, 14870, 28253, 29740, 35527, 56506, 71054, 113012, 141265, 142108, 177635, 282530, 355270, 565060, 675013, 710540, 1350026, 2700052, 3375065, 6750130, 13500260, 52828649, 105657298, 211314596, 264143245, 528286490, 1003744331, 1056572980, 2007488662, 4014977324, 5018721655, 10037443310, 20074886620]

約数ペア:

[(1, 20074886620), (2, 10037443310), (4, 5018721655), (5, 4014977324), (10, 2007488662), (19, 1056572980), (20, 1003744331), (38, 528286490), (76, 264143245), (95, 211314596), (190, 105657298), (380, 52828649), (1487, 13500260), (2974, 6750130), (5948, 3375065), (7435, 2700052), (14870, 1350026), (28253, 710540), (29740, 675013), (35527, 565060), (56506, 355270), (71054, 282530), (113012, 177635), (141265, 142108)]