727130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:158

約数の個数: 32

約数和(自身を含む): 1425600

約数和(自身を除く): 698470

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 89, 95, 178, 190, 215, 430, 445, 817, 890, 1634, 1691, 3382, 3827, 4085, 7654, 8170, 8455, 16910, 19135, 38270, 72713, 145426, 363565, 727130]

約数ペア:

[(1, 727130), (2, 363565), (5, 145426), (10, 72713), (19, 38270), (38, 19135), (43, 16910), (86, 8455), (89, 8170), (95, 7654), (178, 4085), (190, 3827), (215, 3382), (430, 1691), (445, 1634), (817, 890)]