3939780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5051}}^1$

素因数の和:5076

約数の個数: 48

約数和(自身を含む): 11882304

約数和(自身を除く): 7942524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 5051, 10102, 15153, 20204, 25255, 30306, 50510, 60612, 65663, 75765, 101020, 131326, 151530, 196989, 262652, 303060, 328315, 393978, 656630, 787956, 984945, 1313260, 1969890, 3939780]

約数ペア:

[(1, 3939780), (2, 1969890), (3, 1313260), (4, 984945), (5, 787956), (6, 656630), (10, 393978), (12, 328315), (13, 303060), (15, 262652), (20, 196989), (26, 151530), (30, 131326), (39, 101020), (52, 75765), (60, 65663), (65, 60612), (78, 50510), (130, 30306), (156, 25255), (195, 20204), (260, 15153), (390, 10102), (780, 5051)]