420171140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{724433}}^1$

素因数の和:724471

約数の個数: 24

約数和(自身を含む): 912786840

約数和(自身を除く): 492615700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 724433, 1448866, 2897732, 3622165, 7244330, 14488660, 21008557, 42017114, 84034228, 105042785, 210085570, 420171140]

約数ペア:

[(1, 420171140), (2, 210085570), (4, 105042785), (5, 84034228), (10, 42017114), (20, 21008557), (29, 14488660), (58, 7244330), (116, 3622165), (145, 2897732), (290, 1448866), (580, 724433)]