28001210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{9689}}^1$

素因数の和:9730

約数の個数: 24

約数和(自身を含む): 53546940

約数和(自身を除く): 25545730

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 9689, 19378, 48445, 96890, 164713, 329426, 823565, 1647130, 2800121, 5600242, 14000605, 28001210]

約数ペア:

[(1, 28001210), (2, 14000605), (5, 5600242), (10, 2800121), (17, 1647130), (34, 823565), (85, 329426), (170, 164713), (289, 96890), (578, 48445), (1445, 19378), (2890, 9689)]