40405140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{224473}}^1$

素因数の和:224488

約数の個数: 36

約数和(自身を含む): 122562804

約数和(自身を除く): 82157664

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 224473, 448946, 673419, 897892, 1122365, 1346838, 2020257, 2244730, 2693676, 3367095, 4040514, 4489460, 6734190, 8081028, 10101285, 13468380, 20202570, 40405140]

約数ペア:

[(1, 40405140), (2, 20202570), (3, 13468380), (4, 10101285), (5, 8081028), (6, 6734190), (9, 4489460), (10, 4040514), (12, 3367095), (15, 2693676), (18, 2244730), (20, 2020257), (30, 1346838), (36, 1122365), (45, 897892), (60, 673419), (90, 448946), (180, 224473)]