1438540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4231}}^1$

素因数の和:4257

約数の個数: 24

約数和(自身を含む): 3199392

約数和(自身を除く): 1760852

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 4231, 8462, 16924, 21155, 42310, 71927, 84620, 143854, 287708, 359635, 719270, 1438540]

約数ペア:

[(1, 1438540), (2, 719270), (4, 359635), (5, 287708), (10, 143854), (17, 84620), (20, 71927), (34, 42310), (68, 21155), (85, 16924), (170, 8462), (340, 4231)]