1330881560

素因数分解:

$2^3\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{25933}}^1$

素因数の和:27227

約数の個数: 32

約数和(自身を含む): 2996933040

約数和(自身を除く): 1666051480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1283, 2566, 5132, 6415, 10264, 12830, 25660, 25933, 51320, 51866, 103732, 129665, 207464, 259330, 518660, 1037320, 33272039, 66544078, 133088156, 166360195, 266176312, 332720390, 665440780, 1330881560]

約数ペア:

[(1, 1330881560), (2, 665440780), (4, 332720390), (5, 266176312), (8, 166360195), (10, 133088156), (20, 66544078), (40, 33272039), (1283, 1037320), (2566, 518660), (5132, 259330), (6415, 207464), (10264, 129665), (12830, 103732), (25660, 51866), (25933, 51320)]