123872660

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{853}}^1$

素因数の和:1052

約数の個数: 48

約数和(自身を含む): 267288336

約数和(自身を除く): 143415676

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 137, 212, 265, 274, 530, 548, 685, 853, 1060, 1370, 1706, 2740, 3412, 4265, 7261, 8530, 14522, 17060, 29044, 36305, 45209, 72610, 90418, 116861, 145220, 180836, 226045, 233722, 452090, 467444, 584305, 904180, 1168610, 2337220, 6193633, 12387266, 24774532, 30968165, 61936330, 123872660]

約数ペア:

[(1, 123872660), (2, 61936330), (4, 30968165), (5, 24774532), (10, 12387266), (20, 6193633), (53, 2337220), (106, 1168610), (137, 904180), (212, 584305), (265, 467444), (274, 452090), (530, 233722), (548, 226045), (685, 180836), (853, 145220), (1060, 116861), (1370, 90418), (1706, 72610), (2740, 45209), (3412, 36305), (4265, 29044), (7261, 17060), (8530, 14522)]