187242280

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{10663}}^1$

素因数の和:11113

約数の個数: 32

約数和(自身を含む): 422294400

約数和(自身を除く): 235052120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 878, 1756, 2195, 3512, 4390, 8780, 10663, 17560, 21326, 42652, 53315, 85304, 106630, 213260, 426520, 4681057, 9362114, 18724228, 23405285, 37448456, 46810570, 93621140, 187242280]

約数ペア:

[(1, 187242280), (2, 93621140), (4, 46810570), (5, 37448456), (8, 23405285), (10, 18724228), (20, 9362114), (40, 4681057), (439, 426520), (878, 213260), (1756, 106630), (2195, 85304), (3512, 53315), (4390, 42652), (8780, 21326), (10663, 17560)]