2028751700

素因数分解:

$2^2\times 5^2\times {\mathrm{389}}^1\times {\mathrm{52153}}^1$

素因数の和:52556

約数の個数: 36

約数和(自身を含む): 4413793020

約数和(自身を除く): 2385041320

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 389, 778, 1556, 1945, 3890, 7780, 9725, 19450, 38900, 52153, 104306, 208612, 260765, 521530, 1043060, 1303825, 2607650, 5215300, 20287517, 40575034, 81150068, 101437585, 202875170, 405750340, 507187925, 1014375850, 2028751700]

約数ペア:

[(1, 2028751700), (2, 1014375850), (4, 507187925), (5, 405750340), (10, 202875170), (20, 101437585), (25, 81150068), (50, 40575034), (100, 20287517), (389, 5215300), (778, 2607650), (1556, 1303825), (1945, 1043060), (3890, 521530), (7780, 260765), (9725, 208612), (19450, 104306), (38900, 52153)]