1738984880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{19391}}^1$

素因数の和:19482

約数の個数: 80

約数和(自身を含む): 4328294400

約数和(自身を除く): 2589309520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 59, 76, 80, 95, 118, 152, 190, 236, 295, 304, 380, 472, 590, 760, 944, 1121, 1180, 1520, 2242, 2360, 4484, 4720, 5605, 8968, 11210, 17936, 19391, 22420, 38782, 44840, 77564, 89680, 96955, 155128, 193910, 310256, 368429, 387820, 736858, 775640, 1144069, 1473716, 1551280, 1842145, 2288138, 2947432, 3684290, 4576276, 5720345, 5894864, 7368580, 9152552, 11440690, 14737160, 18305104, 21737311, 22881380, 29474320, 43474622, 45762760, 86949244, 91525520, 108686555, 173898488, 217373110, 347796976, 434746220, 869492440, 1738984880]

約数ペア:

[(1, 1738984880), (2, 869492440), (4, 434746220), (5, 347796976), (8, 217373110), (10, 173898488), (16, 108686555), (19, 91525520), (20, 86949244), (38, 45762760), (40, 43474622), (59, 29474320), (76, 22881380), (80, 21737311), (95, 18305104), (118, 14737160), (152, 11440690), (190, 9152552), (236, 7368580), (295, 5894864), (304, 5720345), (380, 4576276), (472, 3684290), (590, 2947432), (760, 2288138), (944, 1842145), (1121, 1551280), (1180, 1473716), (1520, 1144069), (2242, 775640), (2360, 736858), (4484, 387820), (4720, 368429), (5605, 310256), (8968, 193910), (11210, 155128), (17936, 96955), (19391, 89680), (22420, 77564), (38782, 44840)]