16210460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1301}}^1$

素因数の和:1406

約数の個数: 48

約数和(自身を含む): 39372480

約数和(自身を除く): 23162020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1301, 1780, 2492, 2602, 3115, 5204, 6230, 6505, 9107, 12460, 13010, 18214, 26020, 36428, 45535, 91070, 115789, 182140, 231578, 463156, 578945, 810523, 1157890, 1621046, 2315780, 3242092, 4052615, 8105230, 16210460]

約数ペア:

[(1, 16210460), (2, 8105230), (4, 4052615), (5, 3242092), (7, 2315780), (10, 1621046), (14, 1157890), (20, 810523), (28, 578945), (35, 463156), (70, 231578), (89, 182140), (140, 115789), (178, 91070), (356, 45535), (445, 36428), (623, 26020), (890, 18214), (1246, 13010), (1301, 12460), (1780, 9107), (2492, 6505), (2602, 6230), (3115, 5204)]