30011960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{68209}}^1$

素因数の和:68231

約数の個数: 32

約数和(自身を含む): 73666800

約数和(自身を除く): 43654840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 68209, 136418, 272836, 341045, 545672, 682090, 750299, 1364180, 1500598, 2728360, 3001196, 3751495, 6002392, 7502990, 15005980, 30011960]

約数ペア:

[(1, 30011960), (2, 15005980), (4, 7502990), (5, 6002392), (8, 3751495), (10, 3001196), (11, 2728360), (20, 1500598), (22, 1364180), (40, 750299), (44, 682090), (55, 545672), (88, 341045), (110, 272836), (220, 136418), (440, 68209)]