4254160

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1297}}^1$

素因数の和:1351

約数の個数: 40

約数和(自身を含む): 10139976

約数和(自身を除く): 5885816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1297, 1640, 2594, 3280, 5188, 6485, 10376, 12970, 20752, 25940, 51880, 53177, 103760, 106354, 212708, 265885, 425416, 531770, 850832, 1063540, 2127080, 4254160]

約数ペア:

[(1, 4254160), (2, 2127080), (4, 1063540), (5, 850832), (8, 531770), (10, 425416), (16, 265885), (20, 212708), (40, 106354), (41, 103760), (80, 53177), (82, 51880), (164, 25940), (205, 20752), (328, 12970), (410, 10376), (656, 6485), (820, 5188), (1297, 3280), (1640, 2594)]