28859020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1459}}^1$

素因数の和:1534

約数の個数: 48

約数和(自身を含む): 64753920

約数和(自身を除く): 35894900

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 860, 989, 1459, 1978, 2918, 3956, 4945, 5836, 7295, 9890, 14590, 19780, 29180, 33557, 62737, 67114, 125474, 134228, 167785, 250948, 313685, 335570, 627370, 671140, 1254740, 1442951, 2885902, 5771804, 7214755, 14429510, 28859020]

約数ペア:

[(1, 28859020), (2, 14429510), (4, 7214755), (5, 5771804), (10, 2885902), (20, 1442951), (23, 1254740), (43, 671140), (46, 627370), (86, 335570), (92, 313685), (115, 250948), (172, 167785), (215, 134228), (230, 125474), (430, 67114), (460, 62737), (860, 33557), (989, 29180), (1459, 19780), (1978, 14590), (2918, 9890), (3956, 7295), (4945, 5836)]