215221400

素因数分解:

$2^3\times 5^2\times {\mathrm{1076107}}^1$

素因数の和:1076123

約数の個数: 24

約数和(自身を含む): 500390220

約数和(自身を除く): 285168820

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1076107, 2152214, 4304428, 5380535, 8608856, 10761070, 21522140, 26902675, 43044280, 53805350, 107610700, 215221400]

約数ペア:

[(1, 215221400), (2, 107610700), (4, 53805350), (5, 43044280), (8, 26902675), (10, 21522140), (20, 10761070), (25, 8608856), (40, 5380535), (50, 4304428), (100, 2152214), (200, 1076107)]