8045506420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2243}}^1\times {\mathrm{25621}}^1$

素因数の和:27880

約数の個数: 48

約数和(自身を含む): 19318578048

約数和(自身を除く): 11273071628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2243, 4486, 8972, 11215, 15701, 22430, 25621, 31402, 44860, 51242, 62804, 78505, 102484, 128105, 157010, 179347, 256210, 314020, 358694, 512420, 717388, 896735, 1793470, 3586940, 57467903, 114935806, 229871612, 287339515, 402275321, 574679030, 804550642, 1149358060, 1609101284, 2011376605, 4022753210, 8045506420]

約数ペア:

[(1, 8045506420), (2, 4022753210), (4, 2011376605), (5, 1609101284), (7, 1149358060), (10, 804550642), (14, 574679030), (20, 402275321), (28, 287339515), (35, 229871612), (70, 114935806), (140, 57467903), (2243, 3586940), (4486, 1793470), (8972, 896735), (11215, 717388), (15701, 512420), (22430, 358694), (25621, 314020), (31402, 256210), (44860, 179347), (51242, 157010), (62804, 128105), (78505, 102484)]