20736693920

素因数分解:

$2^5\times 5^1\times {\mathrm{11779}}^1\times {\mathrm{11003}}^1$

素因数の和:22797

約数の個数: 48

約数和(自身を含む): 48999051360

約数和(自身を除く): 28262357440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 11003, 11779, 22006, 23558, 44012, 47116, 55015, 58895, 88024, 94232, 110030, 117790, 176048, 188464, 220060, 235580, 352096, 376928, 440120, 471160, 880240, 942320, 1760480, 1884640, 129604337, 259208674, 518417348, 648021685, 1036834696, 1296043370, 2073669392, 2592086740, 4147338784, 5184173480, 10368346960, 20736693920]

約数ペア:

[(1, 20736693920), (2, 10368346960), (4, 5184173480), (5, 4147338784), (8, 2592086740), (10, 2073669392), (16, 1296043370), (20, 1036834696), (32, 648021685), (40, 518417348), (80, 259208674), (160, 129604337), (11003, 1884640), (11779, 1760480), (22006, 942320), (23558, 880240), (44012, 471160), (47116, 440120), (55015, 376928), (58895, 352096), (88024, 235580), (94232, 220060), (110030, 188464), (117790, 176048)]