127289620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^2\times {\mathrm{4649}}^1$

素因数の和:4732

約数の個数: 36

約数和(自身を含む): 274787100

約数和(自身を除く): 147497480

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 1369, 2738, 4649, 5476, 6845, 9298, 13690, 18596, 23245, 27380, 46490, 92980, 172013, 344026, 688052, 860065, 1720130, 3440260, 6364481, 12728962, 25457924, 31822405, 63644810, 127289620]

約数ペア:

[(1, 127289620), (2, 63644810), (4, 31822405), (5, 25457924), (10, 12728962), (20, 6364481), (37, 3440260), (74, 1720130), (148, 860065), (185, 688052), (370, 344026), (740, 172013), (1369, 92980), (2738, 46490), (4649, 27380), (5476, 23245), (6845, 18596), (9298, 13690)]