1141400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{439}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 2864400

約数和(自身を除く): 1723000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 439, 520, 650, 878, 1300, 1756, 2195, 2600, 3512, 4390, 5707, 8780, 10975, 11414, 17560, 21950, 22828, 28535, 43900, 45656, 57070, 87800, 114140, 142675, 228280, 285350, 570700, 1141400]

約数ペア:

[(1, 1141400), (2, 570700), (4, 285350), (5, 228280), (8, 142675), (10, 114140), (13, 87800), (20, 57070), (25, 45656), (26, 43900), (40, 28535), (50, 22828), (52, 21950), (65, 17560), (100, 11414), (104, 10975), (130, 8780), (200, 5707), (260, 4390), (325, 3512), (439, 2600), (520, 2195), (650, 1756), (878, 1300)]