29943980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1039}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 69189120

約数和(自身を除く): 39245140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 524, 655, 1039, 1310, 1441, 2078, 2620, 2882, 4156, 5195, 5764, 7205, 10390, 11429, 14410, 20780, 22858, 28820, 45716, 57145, 114290, 136109, 228580, 272218, 544436, 680545, 1361090, 1497199, 2722180, 2994398, 5988796, 7485995, 14971990, 29943980]

約数ペア:

[(1, 29943980), (2, 14971990), (4, 7485995), (5, 5988796), (10, 2994398), (11, 2722180), (20, 1497199), (22, 1361090), (44, 680545), (55, 544436), (110, 272218), (131, 228580), (220, 136109), (262, 114290), (524, 57145), (655, 45716), (1039, 28820), (1310, 22858), (1441, 20780), (2078, 14410), (2620, 11429), (2882, 10390), (4156, 7205), (5195, 5764)]