408093193780

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{106830679}}^1$

素因数の和:106830879

約数の個数: 24

約数和(自身を含む): 861482603520

約数和(自身を除く): 453389409740

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 106830679, 213661358, 427322716, 534153395, 1068306790, 2136613580, 20404659689, 40809319378, 81618638756, 102023298445, 204046596890, 408093193780]

約数ペア:

[(1, 408093193780), (2, 204046596890), (4, 102023298445), (5, 81618638756), (10, 40809319378), (20, 20404659689), (191, 2136613580), (382, 1068306790), (764, 534153395), (955, 427322716), (1910, 213661358), (3820, 106830679)]