15884180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 36220800

約数和(自身を除く): 20336620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 199, 260, 307, 398, 614, 796, 995, 1228, 1535, 1990, 2587, 3070, 3980, 3991, 5174, 6140, 7982, 10348, 12935, 15964, 19955, 25870, 39910, 51740, 61093, 79820, 122186, 244372, 305465, 610930, 794209, 1221860, 1588418, 3176836, 3971045, 7942090, 15884180]

約数ペア:

[(1, 15884180), (2, 7942090), (4, 3971045), (5, 3176836), (10, 1588418), (13, 1221860), (20, 794209), (26, 610930), (52, 305465), (65, 244372), (130, 122186), (199, 79820), (260, 61093), (307, 51740), (398, 39910), (614, 25870), (796, 19955), (995, 15964), (1228, 12935), (1535, 10348), (1990, 7982), (2587, 6140), (3070, 5174), (3980, 3991)]