20937014770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{156679}}^1$

素因数の和:156799

約数の個数: 64

約数和(自身を含む): 45484830720

約数和(自身を除く): 24547815950

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 83, 115, 161, 166, 230, 322, 415, 581, 805, 830, 1162, 1610, 1909, 2905, 3818, 5810, 9545, 13363, 19090, 26726, 66815, 133630, 156679, 313358, 783395, 1096753, 1566790, 2193506, 3603617, 5483765, 7207234, 10967530, 13004357, 18018085, 25225319, 26008714, 36036170, 50450638, 65021785, 91030499, 126126595, 130043570, 182060998, 252253190, 299100211, 455152495, 598200422, 910304990, 1495501055, 2093701477, 2991002110, 4187402954, 10468507385, 20937014770]

約数ペア:

[(1, 20937014770), (2, 10468507385), (5, 4187402954), (7, 2991002110), (10, 2093701477), (14, 1495501055), (23, 910304990), (35, 598200422), (46, 455152495), (70, 299100211), (83, 252253190), (115, 182060998), (161, 130043570), (166, 126126595), (230, 91030499), (322, 65021785), (415, 50450638), (581, 36036170), (805, 26008714), (830, 25225319), (1162, 18018085), (1610, 13004357), (1909, 10967530), (2905, 7207234), (3818, 5483765), (5810, 3603617), (9545, 2193506), (13363, 1566790), (19090, 1096753), (26726, 783395), (66815, 313358), (133630, 156679)]