38979180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{216551}}^1$

素因数の和:216566

約数の個数: 36

約数和(自身を含む): 118237392

約数和(自身を除く): 79258212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 216551, 433102, 649653, 866204, 1082755, 1299306, 1948959, 2165510, 2598612, 3248265, 3897918, 4331020, 6496530, 7795836, 9744795, 12993060, 19489590, 38979180]

約数ペア:

[(1, 38979180), (2, 19489590), (3, 12993060), (4, 9744795), (5, 7795836), (6, 6496530), (9, 4331020), (10, 3897918), (12, 3248265), (15, 2598612), (18, 2165510), (20, 1948959), (30, 1299306), (36, 1082755), (45, 866204), (60, 649653), (90, 433102), (180, 216551)]