4499990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3719}}^1$

素因数の和:3748

約数の個数: 24

約数和(自身を含む): 8905680

約数和(自身を除く): 4405690

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 3719, 7438, 18595, 37190, 40909, 81818, 204545, 409090, 449999, 899998, 2249995, 4499990]

約数ペア:

[(1, 4499990), (2, 2249995), (5, 899998), (10, 449999), (11, 409090), (22, 204545), (55, 81818), (110, 40909), (121, 37190), (242, 18595), (605, 7438), (1210, 3719)]