12765280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7253}}^1$

素因数の和:7279

約数の個数: 48

約数和(自身を含む): 32904144

約数和(自身を除く): 20138864

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, 7253, 14506, 29012, 36265, 58024, 72530, 79783, 116048, 145060, 159566, 232096, 290120, 319132, 398915, 580240, 638264, 797830, 1160480, 1276528, 1595660, 2553056, 3191320, 6382640, 12765280]

約数ペア:

[(1, 12765280), (2, 6382640), (4, 3191320), (5, 2553056), (8, 1595660), (10, 1276528), (11, 1160480), (16, 797830), (20, 638264), (22, 580240), (32, 398915), (40, 319132), (44, 290120), (55, 232096), (80, 159566), (88, 145060), (110, 116048), (160, 79783), (176, 72530), (220, 58024), (352, 36265), (440, 29012), (880, 14506), (1760, 7253)]