201545140

素因数分解:

$2^2\times 5^1\times {\mathrm{2423}}^1\times {\mathrm{4159}}^1$

素因数の和:6591

約数の個数: 24

約数和(自身を含む): 423521280

約数和(自身を除く): 221976140

約数列:

[1, 2, 4, 5, 10, 20, 2423, 4159, 4846, 8318, 9692, 12115, 16636, 20795, 24230, 41590, 48460, 83180, 10077257, 20154514, 40309028, 50386285, 100772570, 201545140]

約数ペア:

[(1, 201545140), (2, 100772570), (4, 50386285), (5, 40309028), (10, 20154514), (20, 10077257), (2423, 83180), (4159, 48460), (4846, 41590), (8318, 24230), (9692, 20795), (12115, 16636)]