4497780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{10709}}^1$

素因数の和:10728

約数の個数: 48

約数和(自身を含む): 14394240

約数和(自身を除く): 9896460

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, 10709, 21418, 32127, 42836, 53545, 64254, 74963, 107090, 128508, 149926, 160635, 214180, 224889, 299852, 321270, 374815, 449778, 642540, 749630, 899556, 1124445, 1499260, 2248890, 4497780]

約数ペア:

[(1, 4497780), (2, 2248890), (3, 1499260), (4, 1124445), (5, 899556), (6, 749630), (7, 642540), (10, 449778), (12, 374815), (14, 321270), (15, 299852), (20, 224889), (21, 214180), (28, 160635), (30, 149926), (35, 128508), (42, 107090), (60, 74963), (70, 64254), (84, 53545), (105, 42836), (140, 32127), (210, 21418), (420, 10709)]