4482640

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:559

約数の個数: 40

約数和(自身を含む): 10523880

約数和(自身を除く): 6041240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 409, 548, 685, 818, 1096, 1370, 1636, 2045, 2192, 2740, 3272, 4090, 5480, 6544, 8180, 10960, 16360, 32720, 56033, 112066, 224132, 280165, 448264, 560330, 896528, 1120660, 2241320, 4482640]

約数ペア:

[(1, 4482640), (2, 2241320), (4, 1120660), (5, 896528), (8, 560330), (10, 448264), (16, 280165), (20, 224132), (40, 112066), (80, 56033), (137, 32720), (274, 16360), (409, 10960), (548, 8180), (685, 6544), (818, 5480), (1096, 4090), (1370, 3272), (1636, 2740), (2045, 2192)]