2158721000

素因数分解:

$2^3\times 5^3\times {\mathrm{2158721}}^1$

素因数の和:2158742

約数の個数: 32

約数和(自身を含む): 5051409480

約数和(自身を除く): 2892688480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 2158721, 4317442, 8634884, 10793605, 17269768, 21587210, 43174420, 53968025, 86348840, 107936050, 215872100, 269840125, 431744200, 539680250, 1079360500, 2158721000]

約数ペア:

[(1, 2158721000), (2, 1079360500), (4, 539680250), (5, 431744200), (8, 269840125), (10, 215872100), (20, 107936050), (25, 86348840), (40, 53968025), (50, 43174420), (100, 21587210), (125, 17269768), (200, 10793605), (250, 8634884), (500, 4317442), (1000, 2158721)]