5671480

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1997}}^1$

素因数の和:2079

約数の個数: 32

約数和(自身を含む): 12947040

約数和(自身を除く): 7275560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 1997, 2840, 3994, 7988, 9985, 15976, 19970, 39940, 79880, 141787, 283574, 567148, 708935, 1134296, 1417870, 2835740, 5671480]

約数ペア:

[(1, 5671480), (2, 2835740), (4, 1417870), (5, 1134296), (8, 708935), (10, 567148), (20, 283574), (40, 141787), (71, 79880), (142, 39940), (284, 19970), (355, 15976), (568, 9985), (710, 7988), (1420, 3994), (1997, 2840)]