7563220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{607}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 18385920

約数和(自身を除く): 10822700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 607, 623, 890, 1214, 1246, 1780, 2428, 2492, 3035, 3115, 4249, 6070, 6230, 8498, 12140, 12460, 16996, 21245, 42490, 54023, 84980, 108046, 216092, 270115, 378161, 540230, 756322, 1080460, 1512644, 1890805, 3781610, 7563220]

約数ペア:

[(1, 7563220), (2, 3781610), (4, 1890805), (5, 1512644), (7, 1080460), (10, 756322), (14, 540230), (20, 378161), (28, 270115), (35, 216092), (70, 108046), (89, 84980), (140, 54023), (178, 42490), (356, 21245), (445, 16996), (607, 12460), (623, 12140), (890, 8498), (1214, 6230), (1246, 6070), (1780, 4249), (2428, 3115), (2492, 3035)]