28478310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{19373}}^1$

素因数の和:19397

約数の個数: 48

約数和(自身を含む): 79510896

約数和(自身を除く): 51032586

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 19373, 38746, 58119, 96865, 116238, 135611, 193730, 271222, 290595, 406833, 581190, 678055, 813666, 949277, 1356110, 1898554, 2034165, 2847831, 4068330, 4746385, 5695662, 9492770, 14239155, 28478310]

約数ペア:

[(1, 28478310), (2, 14239155), (3, 9492770), (5, 5695662), (6, 4746385), (7, 4068330), (10, 2847831), (14, 2034165), (15, 1898554), (21, 1356110), (30, 949277), (35, 813666), (42, 678055), (49, 581190), (70, 406833), (98, 290595), (105, 271222), (147, 193730), (210, 135611), (245, 116238), (294, 96865), (490, 58119), (735, 38746), (1470, 19373)]