8045787820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{452519}}^1$

素因数の和:452662

約数の個数: 48

約数和(自身を含む): 19461980160

約数和(自身を除く): 11416192340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 8890, 17780, 452519, 905038, 1810076, 2262595, 3167633, 4525190, 6335266, 9050380, 12670532, 15838165, 31676330, 57469913, 63352660, 114939826, 229879652, 287349565, 402289391, 574699130, 804578782, 1149398260, 1609157564, 2011446955, 4022893910, 8045787820]

約数ペア:

[(1, 8045787820), (2, 4022893910), (4, 2011446955), (5, 1609157564), (7, 1149398260), (10, 804578782), (14, 574699130), (20, 402289391), (28, 287349565), (35, 229879652), (70, 114939826), (127, 63352660), (140, 57469913), (254, 31676330), (508, 15838165), (635, 12670532), (889, 9050380), (1270, 6335266), (1778, 4525190), (2540, 3167633), (3556, 2262595), (4445, 1810076), (8890, 905038), (17780, 452519)]