13656280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{757}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 34382880

約数和(自身を除く): 20726600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 757, 820, 902, 1514, 1640, 1804, 2255, 3028, 3608, 3785, 4510, 6056, 7570, 8327, 9020, 15140, 16654, 18040, 30280, 31037, 33308, 41635, 62074, 66616, 83270, 124148, 155185, 166540, 248296, 310370, 333080, 341407, 620740, 682814, 1241480, 1365628, 1707035, 2731256, 3414070, 6828140, 13656280]

約数ペア:

[(1, 13656280), (2, 6828140), (4, 3414070), (5, 2731256), (8, 1707035), (10, 1365628), (11, 1241480), (20, 682814), (22, 620740), (40, 341407), (41, 333080), (44, 310370), (55, 248296), (82, 166540), (88, 155185), (110, 124148), (164, 83270), (205, 66616), (220, 62074), (328, 41635), (410, 33308), (440, 31037), (451, 30280), (757, 18040), (820, 16654), (902, 15140), (1514, 9020), (1640, 8327), (1804, 7570), (2255, 6056), (3028, 4510), (3608, 3785)]