217642000

素因数分解:

$2^4\times 5^3\times {\mathrm{108821}}^1$

素因数の和:108844

約数の個数: 40

約数和(自身を含む): 526263192

約数和(自身を除く): 308621192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 108821, 217642, 435284, 544105, 870568, 1088210, 1741136, 2176420, 2720525, 4352840, 5441050, 8705680, 10882100, 13602625, 21764200, 27205250, 43528400, 54410500, 108821000, 217642000]

約数ペア:

[(1, 217642000), (2, 108821000), (4, 54410500), (5, 43528400), (8, 27205250), (10, 21764200), (16, 13602625), (20, 10882100), (25, 8705680), (40, 5441050), (50, 4352840), (80, 2720525), (100, 2176420), (125, 1741136), (200, 1088210), (250, 870568), (400, 544105), (500, 435284), (1000, 217642), (2000, 108821)]