4840

素因数分解:

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

素因数の和:33

約数の個数: 24

約数和(自身を含む): 11970

約数和(自身を除く): 7130

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840]

約数ペア:

[(1, 4840), (2, 2420), (4, 1210), (5, 968), (8, 605), (10, 484), (11, 440), (20, 242), (22, 220), (40, 121), (44, 110), (55, 88)]