56418920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2861}}^1$

素因数の和:2918

約数の個数: 64

約数和(自身を含む): 139093200

約数和(自身を除く): 82674280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 493, 580, 680, 986, 1160, 1972, 2465, 2861, 3944, 4930, 5722, 9860, 11444, 14305, 19720, 22888, 28610, 48637, 57220, 82969, 97274, 114440, 165938, 194548, 243185, 331876, 389096, 414845, 486370, 663752, 829690, 972740, 1410473, 1659380, 1945480, 2820946, 3318760, 5641892, 7052365, 11283784, 14104730, 28209460, 56418920]

約数ペア:

[(1, 56418920), (2, 28209460), (4, 14104730), (5, 11283784), (8, 7052365), (10, 5641892), (17, 3318760), (20, 2820946), (29, 1945480), (34, 1659380), (40, 1410473), (58, 972740), (68, 829690), (85, 663752), (116, 486370), (136, 414845), (145, 389096), (170, 331876), (232, 243185), (290, 194548), (340, 165938), (493, 114440), (580, 97274), (680, 82969), (986, 57220), (1160, 48637), (1972, 28610), (2465, 22888), (2861, 19720), (3944, 14305), (4930, 11444), (5722, 9860)]