201743180

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{25931}}^1$

素因数の和:26329

約数の個数: 24

約数和(自身を含む): 424766160

約数和(自身を除く): 223022980

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 7780, 25931, 51862, 103724, 129655, 259310, 518620, 10087159, 20174318, 40348636, 50435795, 100871590, 201743180]

約数ペア:

[(1, 201743180), (2, 100871590), (4, 50435795), (5, 40348636), (10, 20174318), (20, 10087159), (389, 518620), (778, 259310), (1556, 129655), (1945, 103724), (3890, 51862), (7780, 25931)]