21948200

素因数分解:

$2^3\times 5^2\times {\mathrm{109741}}^1$

素因数の和:109757

約数の個数: 24

約数和(自身を含む): 51030030

約数和(自身を除く): 29081830

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 109741, 219482, 438964, 548705, 877928, 1097410, 2194820, 2743525, 4389640, 5487050, 10974100, 21948200]

約数ペア:

[(1, 21948200), (2, 10974100), (4, 5487050), (5, 4389640), (8, 2743525), (10, 2194820), (20, 1097410), (25, 877928), (40, 548705), (50, 438964), (100, 219482), (200, 109741)]