57041320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1487}}^1$

素因数の和:1642

約数の個数: 64

約数和(自身を含む): 147847680

約数和(自身を除く): 90806360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 137, 140, 274, 280, 548, 685, 959, 1096, 1370, 1487, 1918, 2740, 2974, 3836, 4795, 5480, 5948, 7435, 7672, 9590, 10409, 11896, 14870, 19180, 20818, 29740, 38360, 41636, 52045, 59480, 83272, 104090, 203719, 208180, 407438, 416360, 814876, 1018595, 1426033, 1629752, 2037190, 2852066, 4074380, 5704132, 7130165, 8148760, 11408264, 14260330, 28520660, 57041320]

約数ペア:

[(1, 57041320), (2, 28520660), (4, 14260330), (5, 11408264), (7, 8148760), (8, 7130165), (10, 5704132), (14, 4074380), (20, 2852066), (28, 2037190), (35, 1629752), (40, 1426033), (56, 1018595), (70, 814876), (137, 416360), (140, 407438), (274, 208180), (280, 203719), (548, 104090), (685, 83272), (959, 59480), (1096, 52045), (1370, 41636), (1487, 38360), (1918, 29740), (2740, 20818), (2974, 19180), (3836, 14870), (4795, 11896), (5480, 10409), (5948, 9590), (7435, 7672)]