89540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1$

素因数の和:68

約数の個数: 36

約数和(自身を含む): 212268

約数和(自身を除く): 122728

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 121, 148, 185, 220, 242, 370, 407, 484, 605, 740, 814, 1210, 1628, 2035, 2420, 4070, 4477, 8140, 8954, 17908, 22385, 44770, 89540]

約数ペア:

[(1, 89540), (2, 44770), (4, 22385), (5, 17908), (10, 8954), (11, 8140), (20, 4477), (22, 4070), (37, 2420), (44, 2035), (55, 1628), (74, 1210), (110, 814), (121, 740), (148, 605), (185, 484), (220, 407), (242, 370)]