28603540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{204311}}^1$

素因数の和:204327

約数の個数: 24

約数和(自身を含む): 68648832

約数和(自身を除く): 40045292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 204311, 408622, 817244, 1021555, 1430177, 2043110, 2860354, 4086220, 5720708, 7150885, 14301770, 28603540]

約数ペア:

[(1, 28603540), (2, 14301770), (4, 7150885), (5, 5720708), (7, 4086220), (10, 2860354), (14, 2043110), (20, 1430177), (28, 1021555), (35, 817244), (70, 408622), (140, 204311)]