4531220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3191}}^1$

素因数の和:3271

約数の個数: 24

約数和(自身を含む): 9652608

約数和(自身を除く): 5121388

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 3191, 6382, 12764, 15955, 31910, 63820, 226561, 453122, 906244, 1132805, 2265610, 4531220]

約数ペア:

[(1, 4531220), (2, 2265610), (4, 1132805), (5, 906244), (10, 453122), (20, 226561), (71, 63820), (142, 31910), (284, 15955), (355, 12764), (710, 6382), (1420, 3191)]