19792020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{329867}}^1$

素因数の和:329879

約数の個数: 24

約数和(自身を含む): 55417824

約数和(自身を除く): 35625804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 329867, 659734, 989601, 1319468, 1649335, 1979202, 3298670, 3958404, 4948005, 6597340, 9896010, 19792020]

約数ペア:

[(1, 19792020), (2, 9896010), (3, 6597340), (4, 4948005), (5, 3958404), (6, 3298670), (10, 1979202), (12, 1649335), (15, 1319468), (20, 989601), (30, 659734), (60, 329867)]