15642770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10939}}^1$

素因数の和:10970

約数の個数: 32

約数和(自身を含む): 33082560

約数和(自身を除く): 17439790

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 10939, 21878, 54695, 109390, 120329, 142207, 240658, 284414, 601645, 711035, 1203290, 1422070, 1564277, 3128554, 7821385, 15642770]

約数ペア:

[(1, 15642770), (2, 7821385), (5, 3128554), (10, 1564277), (11, 1422070), (13, 1203290), (22, 711035), (26, 601645), (55, 284414), (65, 240658), (110, 142207), (130, 120329), (143, 109390), (286, 54695), (715, 21878), (1430, 10939)]