5580520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1153}}^1$

素因数の和:1186

約数の個数: 48

約数和(自身を含む): 13813380

約数和(自身を除く): 8232860

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1153, 1210, 2306, 2420, 4612, 4840, 5765, 9224, 11530, 12683, 23060, 25366, 46120, 50732, 63415, 101464, 126830, 139513, 253660, 279026, 507320, 558052, 697565, 1116104, 1395130, 2790260, 5580520]

約数ペア:

[(1, 5580520), (2, 2790260), (4, 1395130), (5, 1116104), (8, 697565), (10, 558052), (11, 507320), (20, 279026), (22, 253660), (40, 139513), (44, 126830), (55, 101464), (88, 63415), (110, 50732), (121, 46120), (220, 25366), (242, 23060), (440, 12683), (484, 11530), (605, 9224), (968, 5765), (1153, 4840), (1210, 4612), (2306, 2420)]