289285280

素因数分解:

$2^5\times 5^1\times {\mathrm{1808033}}^1$

素因数の和:1808048

約数の個数: 24

約数和(自身を含む): 683436852

約数和(自身を除く): 394151572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1808033, 3616066, 7232132, 9040165, 14464264, 18080330, 28928528, 36160660, 57857056, 72321320, 144642640, 289285280]

約数ペア:

[(1, 289285280), (2, 144642640), (4, 72321320), (5, 57857056), (8, 36160660), (10, 28928528), (16, 18080330), (20, 14464264), (32, 9040165), (40, 7232132), (80, 3616066), (160, 1808033)]