2006060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 5171040

約数和(自身を除く): 3164980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 89, 92, 98, 115, 140, 161, 178, 196, 230, 245, 322, 356, 445, 460, 490, 623, 644, 805, 890, 980, 1127, 1246, 1610, 1780, 2047, 2254, 2492, 3115, 3220, 4094, 4361, 4508, 5635, 6230, 8188, 8722, 10235, 11270, 12460, 14329, 17444, 20470, 21805, 22540, 28658, 40940, 43610, 57316, 71645, 87220, 100303, 143290, 200606, 286580, 401212, 501515, 1003030, 2006060]

約数ペア:

[(1, 2006060), (2, 1003030), (4, 501515), (5, 401212), (7, 286580), (10, 200606), (14, 143290), (20, 100303), (23, 87220), (28, 71645), (35, 57316), (46, 43610), (49, 40940), (70, 28658), (89, 22540), (92, 21805), (98, 20470), (115, 17444), (140, 14329), (161, 12460), (178, 11270), (196, 10235), (230, 8722), (245, 8188), (322, 6230), (356, 5635), (445, 4508), (460, 4361), (490, 4094), (623, 3220), (644, 3115), (805, 2492), (890, 2254), (980, 2047), (1127, 1780), (1246, 1610)]