13239420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{839}}^1$

素因数の和:1114

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 24016260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 263, 526, 789, 839, 1052, 1315, 1578, 1678, 2517, 2630, 3156, 3356, 3945, 4195, 5034, 5260, 7890, 8390, 10068, 12585, 15780, 16780, 25170, 50340, 220657, 441314, 661971, 882628, 1103285, 1323942, 2206570, 2647884, 3309855, 4413140, 6619710, 13239420]

約数ペア:

[(1, 13239420), (2, 6619710), (3, 4413140), (4, 3309855), (5, 2647884), (6, 2206570), (10, 1323942), (12, 1103285), (15, 882628), (20, 661971), (30, 441314), (60, 220657), (263, 50340), (526, 25170), (789, 16780), (839, 15780), (1052, 12585), (1315, 10068), (1578, 8390), (1678, 7890), (2517, 5260), (2630, 5034), (3156, 4195), (3356, 3945)]