1401680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2503}}^1$

素因数の和:2523

約数の個数: 40

約数和(自身を含む): 3725952

約数和(自身を除く): 2324272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2503, 5006, 10012, 12515, 17521, 20024, 25030, 35042, 40048, 50060, 70084, 87605, 100120, 140168, 175210, 200240, 280336, 350420, 700840, 1401680]

約数ペア:

[(1, 1401680), (2, 700840), (4, 350420), (5, 280336), (7, 200240), (8, 175210), (10, 140168), (14, 100120), (16, 87605), (20, 70084), (28, 50060), (35, 40048), (40, 35042), (56, 25030), (70, 20024), (80, 17521), (112, 12515), (140, 10012), (280, 5006), (560, 2503)]