47821220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{563}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 104606208

約数和(自身を除く): 56784988

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 137, 155, 274, 310, 548, 563, 620, 685, 1126, 1370, 2252, 2740, 2815, 4247, 5630, 8494, 11260, 16988, 17453, 21235, 34906, 42470, 69812, 77131, 84940, 87265, 154262, 174530, 308524, 349060, 385655, 771310, 1542620, 2391061, 4782122, 9564244, 11955305, 23910610, 47821220]

約数ペア:

[(1, 47821220), (2, 23910610), (4, 11955305), (5, 9564244), (10, 4782122), (20, 2391061), (31, 1542620), (62, 771310), (124, 385655), (137, 349060), (155, 308524), (274, 174530), (310, 154262), (548, 87265), (563, 84940), (620, 77131), (685, 69812), (1126, 42470), (1370, 34906), (2252, 21235), (2740, 17453), (2815, 16988), (4247, 11260), (5630, 8494)]