15727280

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6779}}^1$

素因数の和:6821

約数の個数: 40

約数和(自身を含む): 37832400

約数和(自身を除く): 22105120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 6779, 13558, 27116, 33895, 54232, 67790, 108464, 135580, 196591, 271160, 393182, 542320, 786364, 982955, 1572728, 1965910, 3145456, 3931820, 7863640, 15727280]

約数ペア:

[(1, 15727280), (2, 7863640), (4, 3931820), (5, 3145456), (8, 1965910), (10, 1572728), (16, 982955), (20, 786364), (29, 542320), (40, 393182), (58, 271160), (80, 196591), (116, 135580), (145, 108464), (232, 67790), (290, 54232), (464, 33895), (580, 27116), (1160, 13558), (2320, 6779)]