722380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1901}}^1$

素因数の和:1929

約数の個数: 24

約数和(自身を含む): 1597680

約数和(自身を除く): 875300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1901, 3802, 7604, 9505, 19010, 36119, 38020, 72238, 144476, 180595, 361190, 722380]

約数ペア:

[(1, 722380), (2, 361190), (4, 180595), (5, 144476), (10, 72238), (19, 38020), (20, 36119), (38, 19010), (76, 9505), (95, 7604), (190, 3802), (380, 1901)]