28659400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1861}}^1$

素因数の和:1895

約数の個数: 96

約数和(自身を含む): 83119680

約数和(自身を除く): 54460280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 88, 100, 110, 140, 154, 175, 200, 220, 275, 280, 308, 350, 385, 440, 550, 616, 700, 770, 1100, 1400, 1540, 1861, 1925, 2200, 3080, 3722, 3850, 7444, 7700, 9305, 13027, 14888, 15400, 18610, 20471, 26054, 37220, 40942, 46525, 52108, 65135, 74440, 81884, 93050, 102355, 104216, 130270, 143297, 163768, 186100, 204710, 260540, 286594, 325675, 372200, 409420, 511775, 521080, 573188, 651350, 716485, 818840, 1023550, 1146376, 1302700, 1432970, 2047100, 2605400, 2865940, 3582425, 4094200, 5731880, 7164850, 14329700, 28659400]

約数ペア:

[(1, 28659400), (2, 14329700), (4, 7164850), (5, 5731880), (7, 4094200), (8, 3582425), (10, 2865940), (11, 2605400), (14, 2047100), (20, 1432970), (22, 1302700), (25, 1146376), (28, 1023550), (35, 818840), (40, 716485), (44, 651350), (50, 573188), (55, 521080), (56, 511775), (70, 409420), (77, 372200), (88, 325675), (100, 286594), (110, 260540), (140, 204710), (154, 186100), (175, 163768), (200, 143297), (220, 130270), (275, 104216), (280, 102355), (308, 93050), (350, 81884), (385, 74440), (440, 65135), (550, 52108), (616, 46525), (700, 40942), (770, 37220), (1100, 26054), (1400, 20471), (1540, 18610), (1861, 15400), (1925, 14888), (2200, 13027), (3080, 9305), (3722, 7700), (3850, 7444)]