30771140

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{9439}}^1$

素因数の和:9611

約数の個数: 24

約数和(自身を含む): 65022720

約数和(自身を除く): 34251580

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 9439, 18878, 37756, 47195, 94390, 188780, 1538557, 3077114, 6154228, 7692785, 15385570, 30771140]

約数ペア:

[(1, 30771140), (2, 15385570), (4, 7692785), (5, 6154228), (10, 3077114), (20, 1538557), (163, 188780), (326, 94390), (652, 47195), (815, 37756), (1630, 18878), (3260, 9439)]