2017400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 5892480

約数和(自身を除く): 3875080

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, 131, 140, 154, 175, 200, 220, 262, 275, 280, 308, 350, 385, 440, 524, 550, 616, 655, 700, 770, 917, 1048, 1100, 1310, 1400, 1441, 1540, 1834, 1925, 2200, 2620, 2882, 3080, 3275, 3668, 3850, 4585, 5240, 5764, 6550, 7205, 7336, 7700, 9170, 10087, 11528, 13100, 14410, 15400, 18340, 20174, 22925, 26200, 28820, 36025, 36680, 40348, 45850, 50435, 57640, 72050, 80696, 91700, 100870, 144100, 183400, 201740, 252175, 288200, 403480, 504350, 1008700, 2017400]

約数ペア:

[(1, 2017400), (2, 1008700), (4, 504350), (5, 403480), (7, 288200), (8, 252175), (10, 201740), (11, 183400), (14, 144100), (20, 100870), (22, 91700), (25, 80696), (28, 72050), (35, 57640), (40, 50435), (44, 45850), (50, 40348), (55, 36680), (56, 36025), (70, 28820), (77, 26200), (88, 22925), (100, 20174), (110, 18340), (131, 15400), (140, 14410), (154, 13100), (175, 11528), (200, 10087), (220, 9170), (262, 7700), (275, 7336), (280, 7205), (308, 6550), (350, 5764), (385, 5240), (440, 4585), (524, 3850), (550, 3668), (616, 3275), (655, 3080), (700, 2882), (770, 2620), (917, 2200), (1048, 1925), (1100, 1834), (1310, 1540), (1400, 1441)]