220047608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:788

約数の個数: 64

約数和(自身を含む): 465937920

約数和(自身を除く): 245890312

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 83, 88, 94, 166, 188, 332, 376, 517, 641, 664, 913, 1034, 1282, 1826, 2068, 2564, 3652, 3901, 4136, 5128, 7051, 7304, 7802, 14102, 15604, 28204, 30127, 31208, 42911, 53203, 56408, 60254, 85822, 106406, 120508, 171644, 212812, 241016, 331397, 343288, 425624, 585233, 662794, 1170466, 1325588, 2340932, 2500541, 2651176, 4681864, 5001082, 10002164, 20004328, 27505951, 55011902, 110023804, 220047608]

約数ペア:

[(1, 220047608), (2, 110023804), (4, 55011902), (8, 27505951), (11, 20004328), (22, 10002164), (44, 5001082), (47, 4681864), (83, 2651176), (88, 2500541), (94, 2340932), (166, 1325588), (188, 1170466), (332, 662794), (376, 585233), (517, 425624), (641, 343288), (664, 331397), (913, 241016), (1034, 212812), (1282, 171644), (1826, 120508), (2068, 106406), (2564, 85822), (3652, 60254), (3901, 56408), (4136, 53203), (5128, 42911), (7051, 31208), (7304, 30127), (7802, 28204), (14102, 15604)]