6609140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 14515200

約数和(自身を除く): 7906060

約数列:

[1, 2, 4, 5, 10, 20, 47, 79, 89, 94, 158, 178, 188, 235, 316, 356, 395, 445, 470, 790, 890, 940, 1580, 1780, 3713, 4183, 7031, 7426, 8366, 14062, 14852, 16732, 18565, 20915, 28124, 35155, 37130, 41830, 70310, 74260, 83660, 140620, 330457, 660914, 1321828, 1652285, 3304570, 6609140]

約数ペア:

[(1, 6609140), (2, 3304570), (4, 1652285), (5, 1321828), (10, 660914), (20, 330457), (47, 140620), (79, 83660), (89, 74260), (94, 70310), (158, 41830), (178, 37130), (188, 35155), (235, 28124), (316, 20915), (356, 18565), (395, 16732), (445, 14852), (470, 14062), (790, 8366), (890, 7426), (940, 7031), (1580, 4183), (1780, 3713)]