26897220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{21347}}^1$

素因数の和:21369

約数の個数: 72

約数和(自身を含む): 93248064

約数和(自身を除く): 66350844

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 21347, 42694, 64041, 85388, 106735, 128082, 149429, 192123, 213470, 256164, 298858, 320205, 384246, 426940, 448287, 597716, 640410, 747145, 768492, 896574, 960615, 1280820, 1344861, 1494290, 1793148, 1921230, 2241435, 2689722, 2988580, 3842460, 4482870, 5379444, 6724305, 8965740, 13448610, 26897220]

約数ペア:

[(1, 26897220), (2, 13448610), (3, 8965740), (4, 6724305), (5, 5379444), (6, 4482870), (7, 3842460), (9, 2988580), (10, 2689722), (12, 2241435), (14, 1921230), (15, 1793148), (18, 1494290), (20, 1344861), (21, 1280820), (28, 960615), (30, 896574), (35, 768492), (36, 747145), (42, 640410), (45, 597716), (60, 448287), (63, 426940), (70, 384246), (84, 320205), (90, 298858), (105, 256164), (126, 213470), (140, 192123), (180, 149429), (210, 128082), (252, 106735), (315, 85388), (420, 64041), (630, 42694), (1260, 21347)]