18872520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157271}}^1$

素因数の和:157285

約数の個数: 32

約数和(自身を含む): 56617920

約数和(自身を除く): 37745400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157271, 314542, 471813, 629084, 786355, 943626, 1258168, 1572710, 1887252, 2359065, 3145420, 3774504, 4718130, 6290840, 9436260, 18872520]

約数ペア:

[(1, 18872520), (2, 9436260), (3, 6290840), (4, 4718130), (5, 3774504), (6, 3145420), (8, 2359065), (10, 1887252), (12, 1572710), (15, 1258168), (20, 943626), (24, 786355), (30, 629084), (40, 471813), (60, 314542), (120, 157271)]