2774820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 7862400

約数和(自身を除く): 5087580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 449, 515, 618, 898, 1030, 1236, 1347, 1545, 1796, 2060, 2245, 2694, 3090, 4490, 5388, 6180, 6735, 8980, 13470, 26940, 46247, 92494, 138741, 184988, 231235, 277482, 462470, 554964, 693705, 924940, 1387410, 2774820]

約数ペア:

[(1, 2774820), (2, 1387410), (3, 924940), (4, 693705), (5, 554964), (6, 462470), (10, 277482), (12, 231235), (15, 184988), (20, 138741), (30, 92494), (60, 46247), (103, 26940), (206, 13470), (309, 8980), (412, 6735), (449, 6180), (515, 5388), (618, 4490), (898, 3090), (1030, 2694), (1236, 2245), (1347, 2060), (1545, 1796)]