7290780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17359}}^1$

素因数の和:17378

約数の個数: 48

約数和(自身を含む): 23331840

約数和(自身を除く): 16041060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 17359, 34718, 52077, 69436, 86795, 104154, 121513, 173590, 208308, 243026, 260385, 347180, 364539, 486052, 520770, 607565, 729078, 1041540, 1215130, 1458156, 1822695, 2430260, 3645390, 7290780]

約数ペア:

[(1, 7290780), (2, 3645390), (3, 2430260), (4, 1822695), (5, 1458156), (6, 1215130), (7, 1041540), (10, 729078), (12, 607565), (14, 520770), (15, 486052), (20, 364539), (21, 347180), (28, 260385), (30, 243026), (35, 208308), (42, 173590), (60, 121513), (70, 104154), (84, 86795), (105, 69436), (140, 52077), (210, 34718), (420, 17359)]