8163080

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2293}}^1$

素因数の和:2393

約数の個数: 32

約数和(自身を含む): 18581400

約数和(自身を除く): 10418320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2293, 3560, 4586, 9172, 11465, 18344, 22930, 45860, 91720, 204077, 408154, 816308, 1020385, 1632616, 2040770, 4081540, 8163080]

約数ペア:

[(1, 8163080), (2, 4081540), (4, 2040770), (5, 1632616), (8, 1020385), (10, 816308), (20, 408154), (40, 204077), (89, 91720), (178, 45860), (356, 22930), (445, 18344), (712, 11465), (890, 9172), (1780, 4586), (2293, 3560)]