56084860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1979}}^1$

素因数の和:2110

約数の個数: 48

約数和(自身を含む): 128066400

約数和(自身を除く): 71981540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 1979, 2180, 2834, 3958, 5668, 7085, 7916, 9895, 14170, 19790, 25727, 28340, 39580, 51454, 102908, 128635, 215711, 257270, 431422, 514540, 862844, 1078555, 2157110, 2804243, 4314220, 5608486, 11216972, 14021215, 28042430, 56084860]

約数ペア:

[(1, 56084860), (2, 28042430), (4, 14021215), (5, 11216972), (10, 5608486), (13, 4314220), (20, 2804243), (26, 2157110), (52, 1078555), (65, 862844), (109, 514540), (130, 431422), (218, 257270), (260, 215711), (436, 128635), (545, 102908), (1090, 51454), (1417, 39580), (1979, 28340), (2180, 25727), (2834, 19790), (3958, 14170), (5668, 9895), (7085, 7916)]