15993740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4967}}^1$

素因数の和:5006

約数の個数: 48

約数和(自身を含む): 40061952

約数和(自身を除く): 24068212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 4967, 9934, 19868, 24835, 34769, 49670, 69538, 99340, 114241, 139076, 173845, 228482, 347690, 456964, 571205, 695380, 799687, 1142410, 1599374, 2284820, 3198748, 3998435, 7996870, 15993740]

約数ペア:

[(1, 15993740), (2, 7996870), (4, 3998435), (5, 3198748), (7, 2284820), (10, 1599374), (14, 1142410), (20, 799687), (23, 695380), (28, 571205), (35, 456964), (46, 347690), (70, 228482), (92, 173845), (115, 139076), (140, 114241), (161, 99340), (230, 69538), (322, 49670), (460, 34769), (644, 24835), (805, 19868), (1610, 9934), (3220, 4967)]