1399888930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{7369}}^1$

素因数の和:7555

約数の個数: 48

約数和(自身を含む): 2787717240

約数和(自身を除く): 1387828310

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 157, 242, 314, 605, 785, 1210, 1570, 1727, 3454, 7369, 8635, 14738, 17270, 18997, 36845, 37994, 73690, 81059, 94985, 162118, 189970, 405295, 810590, 891649, 1156933, 1783298, 2313866, 4458245, 5784665, 8916490, 11569330, 12726263, 25452526, 63631315, 127262630, 139988893, 279977786, 699944465, 1399888930]

約数ペア:

[(1, 1399888930), (2, 699944465), (5, 279977786), (10, 139988893), (11, 127262630), (22, 63631315), (55, 25452526), (110, 12726263), (121, 11569330), (157, 8916490), (242, 5784665), (314, 4458245), (605, 2313866), (785, 1783298), (1210, 1156933), (1570, 891649), (1727, 810590), (3454, 405295), (7369, 189970), (8635, 162118), (14738, 94985), (17270, 81059), (18997, 73690), (36845, 37994)]