2109880

素因数分解:

$2^3\times 5^1\times {\mathrm{52747}}^1$

素因数の和:52758

約数の個数: 16

約数和(自身を含む): 4747320

約数和(自身を除く): 2637440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 52747, 105494, 210988, 263735, 421976, 527470, 1054940, 2109880]

約数ペア:

[(1, 2109880), (2, 1054940), (4, 527470), (5, 421976), (8, 263735), (10, 210988), (20, 105494), (40, 52747)]