888140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{367}}^1$

素因数の和:398

約数の個数: 36

約数和(自身を含む): 2055648

約数和(自身を除く): 1167508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 367, 484, 605, 734, 1210, 1468, 1835, 2420, 3670, 4037, 7340, 8074, 16148, 20185, 40370, 44407, 80740, 88814, 177628, 222035, 444070, 888140]

約数ペア:

[(1, 888140), (2, 444070), (4, 222035), (5, 177628), (10, 88814), (11, 80740), (20, 44407), (22, 40370), (44, 20185), (55, 16148), (110, 8074), (121, 7340), (220, 4037), (242, 3670), (367, 2420), (484, 1835), (605, 1468), (734, 1210)]