12820030

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{44207}}^1$

素因数の和:44243

約数の個数: 16

約数和(自身を含む): 23872320

約数和(自身を除く): 11052290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 44207, 88414, 221035, 442070, 1282003, 2564006, 6410015, 12820030]

約数ペア:

[(1, 12820030), (2, 6410015), (5, 2564006), (10, 1282003), (29, 442070), (58, 221035), (145, 88414), (290, 44207)]