5080120

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1427}}^1$

素因数の和:1527

約数の個数: 32

約数和(自身を含む): 11566800

約数和(自身を除く): 6486680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1427, 1780, 2854, 3560, 5708, 7135, 11416, 14270, 28540, 57080, 127003, 254006, 508012, 635015, 1016024, 1270030, 2540060, 5080120]

約数ペア:

[(1, 5080120), (2, 2540060), (4, 1270030), (5, 1016024), (8, 635015), (10, 508012), (20, 254006), (40, 127003), (89, 57080), (178, 28540), (356, 14270), (445, 11416), (712, 7135), (890, 5708), (1427, 3560), (1780, 2854)]