1866394160

素因数分解:

$2^4\times 5^1\times {\mathrm{3967}}^1\times {\mathrm{5881}}^1$

素因数の和:9861

約数の個数: 40

約数和(自身を含む): 4341198336

約数和(自身を除く): 2474804176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3967, 5881, 7934, 11762, 15868, 19835, 23524, 29405, 31736, 39670, 47048, 58810, 63472, 79340, 94096, 117620, 158680, 235240, 317360, 470480, 23329927, 46659854, 93319708, 116649635, 186639416, 233299270, 373278832, 466598540, 933197080, 1866394160]

約数ペア:

[(1, 1866394160), (2, 933197080), (4, 466598540), (5, 373278832), (8, 233299270), (10, 186639416), (16, 116649635), (20, 93319708), (40, 46659854), (80, 23329927), (3967, 470480), (5881, 317360), (7934, 235240), (11762, 158680), (15868, 117620), (19835, 94096), (23524, 79340), (29405, 63472), (31736, 58810), (39670, 47048)]