26191660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 61669440

約数和(自身を除く): 35477780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 121, 137, 158, 220, 242, 274, 316, 395, 484, 548, 605, 685, 790, 869, 1210, 1370, 1507, 1580, 1738, 2420, 2740, 3014, 3476, 4345, 6028, 7535, 8690, 9559, 10823, 15070, 16577, 17380, 19118, 21646, 30140, 33154, 38236, 43292, 47795, 54115, 66308, 82885, 95590, 108230, 119053, 165770, 191180, 216460, 238106, 331540, 476212, 595265, 1190530, 1309583, 2381060, 2619166, 5238332, 6547915, 13095830, 26191660]

約数ペア:

[(1, 26191660), (2, 13095830), (4, 6547915), (5, 5238332), (10, 2619166), (11, 2381060), (20, 1309583), (22, 1190530), (44, 595265), (55, 476212), (79, 331540), (110, 238106), (121, 216460), (137, 191180), (158, 165770), (220, 119053), (242, 108230), (274, 95590), (316, 82885), (395, 66308), (484, 54115), (548, 47795), (605, 43292), (685, 38236), (790, 33154), (869, 30140), (1210, 21646), (1370, 19118), (1507, 17380), (1580, 16577), (1738, 15070), (2420, 10823), (2740, 9559), (3014, 8690), (3476, 7535), (4345, 6028)]