15215693660

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{479}}^1\times {\mathrm{5107}}^1$

素因数の和:5906

約数の個数: 48

約数和(自身を含む): 32128911360

約数和(自身を除く): 16913217700

約数列:

[1, 2, 4, 5, 10, 20, 311, 479, 622, 958, 1244, 1555, 1916, 2395, 3110, 4790, 5107, 6220, 9580, 10214, 20428, 25535, 51070, 102140, 148969, 297938, 595876, 744845, 1489690, 1588277, 2446253, 2979380, 3176554, 4892506, 6353108, 7941385, 9785012, 12231265, 15882770, 24462530, 31765540, 48925060, 760784683, 1521569366, 3043138732, 3803923415, 7607846830, 15215693660]

約数ペア:

[(1, 15215693660), (2, 7607846830), (4, 3803923415), (5, 3043138732), (10, 1521569366), (20, 760784683), (311, 48925060), (479, 31765540), (622, 24462530), (958, 15882770), (1244, 12231265), (1555, 9785012), (1916, 7941385), (2395, 6353108), (3110, 4892506), (4790, 3176554), (5107, 2979380), (6220, 2446253), (9580, 1588277), (10214, 1489690), (20428, 744845), (25535, 595876), (51070, 297938), (102140, 148969)]