22156780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{65167}}^1$

素因数の和:65193

約数の個数: 24

約数和(自身を含む): 49267008

約数和(自身を除く): 27110228

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 65167, 130334, 260668, 325835, 651670, 1107839, 1303340, 2215678, 4431356, 5539195, 11078390, 22156780]

約数ペア:

[(1, 22156780), (2, 11078390), (4, 5539195), (5, 4431356), (10, 2215678), (17, 1303340), (20, 1107839), (34, 651670), (68, 325835), (85, 260668), (170, 130334), (340, 65167)]