27400240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{433}}^1$

素因数の和:566

約数の個数: 80

約数和(自身を含む): 73620288

約数和(自身を除く): 46220048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 113, 140, 226, 280, 433, 452, 560, 565, 791, 866, 904, 1130, 1582, 1732, 1808, 2165, 2260, 3031, 3164, 3464, 3955, 4330, 4520, 6062, 6328, 6928, 7910, 8660, 9040, 12124, 12656, 15155, 15820, 17320, 24248, 30310, 31640, 34640, 48496, 48929, 60620, 63280, 97858, 121240, 195716, 242480, 244645, 342503, 391432, 489290, 685006, 782864, 978580, 1370012, 1712515, 1957160, 2740024, 3425030, 3914320, 5480048, 6850060, 13700120, 27400240]

約数ペア:

[(1, 27400240), (2, 13700120), (4, 6850060), (5, 5480048), (7, 3914320), (8, 3425030), (10, 2740024), (14, 1957160), (16, 1712515), (20, 1370012), (28, 978580), (35, 782864), (40, 685006), (56, 489290), (70, 391432), (80, 342503), (112, 244645), (113, 242480), (140, 195716), (226, 121240), (280, 97858), (433, 63280), (452, 60620), (560, 48929), (565, 48496), (791, 34640), (866, 31640), (904, 30310), (1130, 24248), (1582, 17320), (1732, 15820), (1808, 15155), (2165, 12656), (2260, 12124), (3031, 9040), (3164, 8660), (3464, 7910), (3955, 6928), (4330, 6328), (4520, 6062)]