205474760

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{34019}}^1$

素因数の和:34181

約数の個数: 32

約数和(自身を含む): 465393600

約数和(自身を除く): 259918840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 34019, 68038, 136076, 170095, 272152, 340190, 680380, 1360760, 5136869, 10273738, 20547476, 25684345, 41094952, 51368690, 102737380, 205474760]

約数ペア:

[(1, 205474760), (2, 102737380), (4, 51368690), (5, 41094952), (8, 25684345), (10, 20547476), (20, 10273738), (40, 5136869), (151, 1360760), (302, 680380), (604, 340190), (755, 272152), (1208, 170095), (1510, 136076), (3020, 68038), (6040, 34019)]