286669520

素因数分解:

$2^4\times 5^1\times {\mathrm{839}}^1\times {\mathrm{4271}}^1$

素因数の和:5123

約数の個数: 40

約数和(自身を含む): 667457280

約数和(自身を除く): 380787760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 839, 1678, 3356, 4195, 4271, 6712, 8390, 8542, 13424, 16780, 17084, 21355, 33560, 34168, 42710, 67120, 68336, 85420, 170840, 341680, 3583369, 7166738, 14333476, 17916845, 28666952, 35833690, 57333904, 71667380, 143334760, 286669520]

約数ペア:

[(1, 286669520), (2, 143334760), (4, 71667380), (5, 57333904), (8, 35833690), (10, 28666952), (16, 17916845), (20, 14333476), (40, 7166738), (80, 3583369), (839, 341680), (1678, 170840), (3356, 85420), (4195, 68336), (4271, 67120), (6712, 42710), (8390, 34168), (8542, 33560), (13424, 21355), (16780, 17084)]