7237480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 17496000

約数和(自身を除く): 10258520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 107, 152, 178, 190, 214, 356, 380, 428, 445, 535, 712, 760, 856, 890, 1070, 1691, 1780, 2033, 2140, 3382, 3560, 4066, 4280, 6764, 8132, 8455, 9523, 10165, 13528, 16264, 16910, 19046, 20330, 33820, 38092, 40660, 47615, 67640, 76184, 81320, 95230, 180937, 190460, 361874, 380920, 723748, 904685, 1447496, 1809370, 3618740, 7237480]

約数ペア:

[(1, 7237480), (2, 3618740), (4, 1809370), (5, 1447496), (8, 904685), (10, 723748), (19, 380920), (20, 361874), (38, 190460), (40, 180937), (76, 95230), (89, 81320), (95, 76184), (107, 67640), (152, 47615), (178, 40660), (190, 38092), (214, 33820), (356, 20330), (380, 19046), (428, 16910), (445, 16264), (535, 13528), (712, 10165), (760, 9523), (856, 8455), (890, 8132), (1070, 6764), (1691, 4280), (1780, 4066), (2033, 3560), (2140, 3382)]