28269400

素因数分解:

$2^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{1321}}^1$

素因数の和:1444

約数の個数: 48

約数和(自身を含む): 66390840

約数和(自身を除く): 38121440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 107, 200, 214, 428, 535, 856, 1070, 1321, 2140, 2642, 2675, 4280, 5284, 5350, 6605, 10568, 10700, 13210, 21400, 26420, 33025, 52840, 66050, 132100, 141347, 264200, 282694, 565388, 706735, 1130776, 1413470, 2826940, 3533675, 5653880, 7067350, 14134700, 28269400]

約数ペア:

[(1, 28269400), (2, 14134700), (4, 7067350), (5, 5653880), (8, 3533675), (10, 2826940), (20, 1413470), (25, 1130776), (40, 706735), (50, 565388), (100, 282694), (107, 264200), (200, 141347), (214, 132100), (428, 66050), (535, 52840), (856, 33025), (1070, 26420), (1321, 21400), (2140, 13210), (2642, 10700), (2675, 10568), (4280, 6605), (5284, 5350)]