15841870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1823}}^1$

素因数の和:1920

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 15676850

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 395, 790, 869, 1738, 1823, 3646, 4345, 8690, 9115, 18230, 20053, 40106, 100265, 144017, 200530, 288034, 720085, 1440170, 1584187, 3168374, 7920935, 15841870]

約数ペア:

[(1, 15841870), (2, 7920935), (5, 3168374), (10, 1584187), (11, 1440170), (22, 720085), (55, 288034), (79, 200530), (110, 144017), (158, 100265), (395, 40106), (790, 20053), (869, 18230), (1738, 9115), (1823, 8690), (3646, 4345)]