15287440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{27299}}^1$

素因数の和:27319

約数の個数: 40

約数和(自身を含む): 40622400

約数和(自身を除く): 25334960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 27299, 54598, 109196, 136495, 191093, 218392, 272990, 382186, 436784, 545980, 764372, 955465, 1091960, 1528744, 1910930, 2183920, 3057488, 3821860, 7643720, 15287440]

約数ペア:

[(1, 15287440), (2, 7643720), (4, 3821860), (5, 3057488), (7, 2183920), (8, 1910930), (10, 1528744), (14, 1091960), (16, 955465), (20, 764372), (28, 545980), (35, 436784), (40, 382186), (56, 272990), (70, 218392), (80, 191093), (112, 136495), (140, 109196), (280, 54598), (560, 27299)]