51980060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{677}}^1$

素因数の和:1046

約数の個数: 48

約数和(自身を含む): 119599200

約数和(自身を除く): 67619140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 349, 677, 698, 1354, 1396, 1745, 2708, 3385, 3490, 3839, 6770, 6980, 7447, 7678, 13540, 14894, 15356, 19195, 29788, 37235, 38390, 74470, 76780, 148940, 236273, 472546, 945092, 1181365, 2362730, 2599003, 4725460, 5198006, 10396012, 12995015, 25990030, 51980060]

約数ペア:

[(1, 51980060), (2, 25990030), (4, 12995015), (5, 10396012), (10, 5198006), (11, 4725460), (20, 2599003), (22, 2362730), (44, 1181365), (55, 945092), (110, 472546), (220, 236273), (349, 148940), (677, 76780), (698, 74470), (1354, 38390), (1396, 37235), (1745, 29788), (2708, 19195), (3385, 15356), (3490, 14894), (3839, 13540), (6770, 7678), (6980, 7447)]