2979690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{2027}}^1$

素因数の和:2051

約数の個数: 48

約数和(自身を含む): 8322912

約数和(自身を除く): 5343222

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, 2027, 4054, 6081, 10135, 12162, 14189, 20270, 28378, 30405, 42567, 60810, 70945, 85134, 99323, 141890, 198646, 212835, 297969, 425670, 496615, 595938, 993230, 1489845, 2979690]

約数ペア:

[(1, 2979690), (2, 1489845), (3, 993230), (5, 595938), (6, 496615), (7, 425670), (10, 297969), (14, 212835), (15, 198646), (21, 141890), (30, 99323), (35, 85134), (42, 70945), (49, 60810), (70, 42567), (98, 30405), (105, 28378), (147, 20270), (210, 14189), (245, 12162), (294, 10135), (490, 6081), (735, 4054), (1470, 2027)]