2179424

素因数分解:

$2^5\times {\mathrm{13}}^3\times {\mathrm{31}}^1$

素因数の和:80

約数の個数: 48

約数和(自身を含む): 4798080

約数和(自身を除く): 2618656

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 169, 208, 248, 338, 403, 416, 496, 676, 806, 992, 1352, 1612, 2197, 2704, 3224, 4394, 5239, 5408, 6448, 8788, 10478, 12896, 17576, 20956, 35152, 41912, 68107, 70304, 83824, 136214, 167648, 272428, 544856, 1089712, 2179424]

約数ペア:

[(1, 2179424), (2, 1089712), (4, 544856), (8, 272428), (13, 167648), (16, 136214), (26, 83824), (31, 70304), (32, 68107), (52, 41912), (62, 35152), (104, 20956), (124, 17576), (169, 12896), (208, 10478), (248, 8788), (338, 6448), (403, 5408), (416, 5239), (496, 4394), (676, 3224), (806, 2704), (992, 2197), (1352, 1612)]