18470940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1459}}^1$

素因数の和:1682

約数の個数: 48

約数和(自身を含む): 51999360

約数和(自身を除く): 33528420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 211, 422, 633, 844, 1055, 1266, 1459, 2110, 2532, 2918, 3165, 4220, 4377, 5836, 6330, 7295, 8754, 12660, 14590, 17508, 21885, 29180, 43770, 87540, 307849, 615698, 923547, 1231396, 1539245, 1847094, 3078490, 3694188, 4617735, 6156980, 9235470, 18470940]

約数ペア:

[(1, 18470940), (2, 9235470), (3, 6156980), (4, 4617735), (5, 3694188), (6, 3078490), (10, 1847094), (12, 1539245), (15, 1231396), (20, 923547), (30, 615698), (60, 307849), (211, 87540), (422, 43770), (633, 29180), (844, 21885), (1055, 17508), (1266, 14590), (1459, 12660), (2110, 8754), (2532, 7295), (2918, 6330), (3165, 5836), (4220, 4377)]