1728580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{12347}}^1$

素因数の和:12363

約数の個数: 24

約数和(自身を含む): 4148928

約数和(自身を除く): 2420348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 12347, 24694, 49388, 61735, 86429, 123470, 172858, 246940, 345716, 432145, 864290, 1728580]

約数ペア:

[(1, 1728580), (2, 864290), (4, 432145), (5, 345716), (7, 246940), (10, 172858), (14, 123470), (20, 86429), (28, 61735), (35, 49388), (70, 24694), (140, 12347)]