2127080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1297}}^1$

素因数の和:1349

約数の個数: 32

約数和(自身を含む): 4906440

約数和(自身を除く): 2779360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1297, 1640, 2594, 5188, 6485, 10376, 12970, 25940, 51880, 53177, 106354, 212708, 265885, 425416, 531770, 1063540, 2127080]

約数ペア:

[(1, 2127080), (2, 1063540), (4, 531770), (5, 425416), (8, 265885), (10, 212708), (20, 106354), (40, 53177), (41, 51880), (82, 25940), (164, 12970), (205, 10376), (328, 6485), (410, 5188), (820, 2594), (1297, 1640)]