4205648740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1\times {\mathrm{5557}}^1$

素因数の和:6124

約数の個数: 48

約数和(自身を含む): 8963942400

約数和(自身を除く): 4758293660

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 479, 790, 958, 1580, 1916, 2395, 4790, 5557, 9580, 11114, 22228, 27785, 37841, 55570, 75682, 111140, 151364, 189205, 378410, 439003, 756820, 878006, 1756012, 2195015, 2661803, 4390030, 5323606, 8780060, 10647212, 13309015, 26618030, 53236060, 210282437, 420564874, 841129748, 1051412185, 2102824370, 4205648740]

約数ペア:

[(1, 4205648740), (2, 2102824370), (4, 1051412185), (5, 841129748), (10, 420564874), (20, 210282437), (79, 53236060), (158, 26618030), (316, 13309015), (395, 10647212), (479, 8780060), (790, 5323606), (958, 4390030), (1580, 2661803), (1916, 2195015), (2395, 1756012), (4790, 878006), (5557, 756820), (9580, 439003), (11114, 378410), (22228, 189205), (27785, 151364), (37841, 111140), (55570, 75682)]