211301080

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{142771}}^1$

素因数の和:142819

約数の個数: 32

約数和(自身を含む): 488280240

約数和(自身を除く): 276979160

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 142771, 285542, 571084, 713855, 1142168, 1427710, 2855420, 5282527, 5710840, 10565054, 21130108, 26412635, 42260216, 52825270, 105650540, 211301080]

約数ペア:

[(1, 211301080), (2, 105650540), (4, 52825270), (5, 42260216), (8, 26412635), (10, 21130108), (20, 10565054), (37, 5710840), (40, 5282527), (74, 2855420), (148, 1427710), (185, 1142168), (296, 713855), (370, 571084), (740, 285542), (1480, 142771)]