2282800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{439}}^1$

素因数の和:470

約数の個数: 60

約数和(自身を含む): 5919760

約数和(自身を除く): 3636960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 439, 520, 650, 878, 1040, 1300, 1756, 2195, 2600, 3512, 4390, 5200, 5707, 7024, 8780, 10975, 11414, 17560, 21950, 22828, 28535, 35120, 43900, 45656, 57070, 87800, 91312, 114140, 142675, 175600, 228280, 285350, 456560, 570700, 1141400, 2282800]

約数ペア:

[(1, 2282800), (2, 1141400), (4, 570700), (5, 456560), (8, 285350), (10, 228280), (13, 175600), (16, 142675), (20, 114140), (25, 91312), (26, 87800), (40, 57070), (50, 45656), (52, 43900), (65, 35120), (80, 28535), (100, 22828), (104, 21950), (130, 17560), (200, 11414), (208, 10975), (260, 8780), (325, 7024), (400, 5707), (439, 5200), (520, 4390), (650, 3512), (878, 2600), (1040, 2195), (1300, 1756)]