54215980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29789}}^1$

素因数の和:29818

約数の個数: 48

約数和(自身を含む): 140132160

約数和(自身を除く): 85916180

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 29789, 59578, 119156, 148945, 208523, 297890, 387257, 417046, 595780, 774514, 834092, 1042615, 1549028, 1936285, 2085230, 2710799, 3872570, 4170460, 5421598, 7745140, 10843196, 13553995, 27107990, 54215980]

約数ペア:

[(1, 54215980), (2, 27107990), (4, 13553995), (5, 10843196), (7, 7745140), (10, 5421598), (13, 4170460), (14, 3872570), (20, 2710799), (26, 2085230), (28, 1936285), (35, 1549028), (52, 1042615), (65, 834092), (70, 774514), (91, 595780), (130, 417046), (140, 387257), (182, 297890), (260, 208523), (364, 148945), (455, 119156), (910, 59578), (1820, 29789)]