30780728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{3209}}^1$

素因数の和:3335

約数の個数: 32

約数和(自身を含む): 63558000

約数和(自身を除く): 32777272

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 109, 218, 436, 872, 1199, 2398, 3209, 4796, 6418, 9592, 12836, 25672, 35299, 70598, 141196, 282392, 349781, 699562, 1399124, 2798248, 3847591, 7695182, 15390364, 30780728]

約数ペア:

[(1, 30780728), (2, 15390364), (4, 7695182), (8, 3847591), (11, 2798248), (22, 1399124), (44, 699562), (88, 349781), (109, 282392), (218, 141196), (436, 70598), (872, 35299), (1199, 25672), (2398, 12836), (3209, 9592), (4796, 6418)]