2145860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5647}}^1$

素因数の和:5675

約数の個数: 24

約数和(自身を含む): 4744320

約数和(自身を除く): 2598460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5647, 11294, 22588, 28235, 56470, 107293, 112940, 214586, 429172, 536465, 1072930, 2145860]

約数ペア:

[(1, 2145860), (2, 1072930), (4, 536465), (5, 429172), (10, 214586), (19, 112940), (20, 107293), (38, 56470), (76, 28235), (95, 22588), (190, 11294), (380, 5647)]