3188660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 7150080

約数和(自身を除く): 3961420

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 139, 148, 155, 185, 278, 310, 370, 556, 620, 695, 740, 1147, 1390, 2294, 2780, 4309, 4588, 5143, 5735, 8618, 10286, 11470, 17236, 20572, 21545, 22940, 25715, 43090, 51430, 86180, 102860, 159433, 318866, 637732, 797165, 1594330, 3188660]

約数ペア:

[(1, 3188660), (2, 1594330), (4, 797165), (5, 637732), (10, 318866), (20, 159433), (31, 102860), (37, 86180), (62, 51430), (74, 43090), (124, 25715), (139, 22940), (148, 21545), (155, 20572), (185, 17236), (278, 11470), (310, 10286), (370, 8618), (556, 5735), (620, 5143), (695, 4588), (740, 4309), (1147, 2780), (1390, 2294)]