30068740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1061}}^1$

素因数の和:1192

約数の個数: 48

約数和(自身を含む): 68690160

約数和(自身を除く): 38621420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1061, 1090, 1417, 2122, 2180, 2834, 4244, 5305, 5668, 7085, 10610, 13793, 14170, 21220, 27586, 28340, 55172, 68965, 115649, 137930, 231298, 275860, 462596, 578245, 1156490, 1503437, 2312980, 3006874, 6013748, 7517185, 15034370, 30068740]

約数ペア:

[(1, 30068740), (2, 15034370), (4, 7517185), (5, 6013748), (10, 3006874), (13, 2312980), (20, 1503437), (26, 1156490), (52, 578245), (65, 462596), (109, 275860), (130, 231298), (218, 137930), (260, 115649), (436, 68965), (545, 55172), (1061, 28340), (1090, 27586), (1417, 21220), (2122, 14170), (2180, 13793), (2834, 10610), (4244, 7085), (5305, 5668)]