19721400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{32869}}^1$

素因数の和:32888

約数の個数: 48

約数和(自身を含む): 61138200

約数和(自身を除く): 41416800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 32869, 65738, 98607, 131476, 164345, 197214, 262952, 328690, 394428, 493035, 657380, 788856, 821725, 986070, 1314760, 1643450, 1972140, 2465175, 3286900, 3944280, 4930350, 6573800, 9860700, 19721400]

約数ペア:

[(1, 19721400), (2, 9860700), (3, 6573800), (4, 4930350), (5, 3944280), (6, 3286900), (8, 2465175), (10, 1972140), (12, 1643450), (15, 1314760), (20, 986070), (24, 821725), (25, 788856), (30, 657380), (40, 493035), (50, 394428), (60, 328690), (75, 262952), (100, 197214), (120, 164345), (150, 131476), (200, 98607), (300, 65738), (600, 32869)]