51741940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{136163}}^1$

素因数の和:136191

約数の個数: 24

約数和(自身を含む): 114377760

約数和(自身を除く): 62635820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 136163, 272326, 544652, 680815, 1361630, 2587097, 2723260, 5174194, 10348388, 12935485, 25870970, 51741940]

約数ペア:

[(1, 51741940), (2, 25870970), (4, 12935485), (5, 10348388), (10, 5174194), (19, 2723260), (20, 2587097), (38, 1361630), (76, 680815), (95, 544652), (190, 272326), (380, 136163)]