17439020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12281}}^1$

素因数の和:12361

約数の個数: 24

約数和(自身を含む): 37140768

約数和(自身を除く): 19701748

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 12281, 24562, 49124, 61405, 122810, 245620, 871951, 1743902, 3487804, 4359755, 8719510, 17439020]

約数ペア:

[(1, 17439020), (2, 8719510), (4, 4359755), (5, 3487804), (10, 1743902), (20, 871951), (71, 245620), (142, 122810), (284, 61405), (355, 49124), (710, 24562), (1420, 12281)]