18763120

素因数分解:

$2^4\times 5^1\times {\mathrm{234539}}^1$

素因数の和:234552

約数の個数: 20

約数和(自身を含む): 43624440

約数和(自身を除く): 24861320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 234539, 469078, 938156, 1172695, 1876312, 2345390, 3752624, 4690780, 9381560, 18763120]

約数ペア:

[(1, 18763120), (2, 9381560), (4, 4690780), (5, 3752624), (8, 2345390), (10, 1876312), (16, 1172695), (20, 938156), (40, 469078), (80, 234539)]