2195340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5227}}^1$

素因数の和:5246

約数の個数: 48

約数和(自身を含む): 7026432

約数和(自身を除く): 4831092

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, 5227, 10454, 15681, 20908, 26135, 31362, 36589, 52270, 62724, 73178, 78405, 104540, 109767, 146356, 156810, 182945, 219534, 313620, 365890, 439068, 548835, 731780, 1097670, 2195340]

約数ペア:

[(1, 2195340), (2, 1097670), (3, 731780), (4, 548835), (5, 439068), (6, 365890), (7, 313620), (10, 219534), (12, 182945), (14, 156810), (15, 146356), (20, 109767), (21, 104540), (28, 78405), (30, 73178), (35, 62724), (42, 52270), (60, 36589), (70, 31362), (84, 26135), (105, 20908), (140, 15681), (210, 10454), (420, 5227)]