12818080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7283}}^1$

素因数の和:7309

約数の個数: 48

約数和(自身を含む): 33040224

約数和(自身を除く): 20222144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 7283, 14566, 29132, 36415, 58264, 72830, 80113, 116528, 145660, 160226, 233056, 291320, 320452, 400565, 582640, 640904, 801130, 1165280, 1281808, 1602260, 2563616, 3204520, 6409040, 12818080]

約数ペア:

[(1, 12818080), (2, 6409040), (4, 3204520), (5, 2563616), (8, 1602260), (10, 1281808), (11, 1165280), (16, 801130), (20, 640904), (22, 582640), (32, 400565), (40, 320452), (44, 291320), (55, 233056), (80, 160226), (88, 145660), (110, 116528), (160, 80113), (176, 72830), (220, 58264), (352, 36415), (440, 29132), (880, 14566), (1760, 7283)]