43310020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1061}}^1$

素因数の和:1240

約数の個数: 48

約数和(自身を含む): 98664048

約数和(自身を除く): 55354028

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 628, 785, 1061, 1570, 2041, 2122, 3140, 4082, 4244, 5305, 8164, 10205, 10610, 13793, 20410, 21220, 27586, 40820, 55172, 68965, 137930, 166577, 275860, 333154, 666308, 832885, 1665770, 2165501, 3331540, 4331002, 8662004, 10827505, 21655010, 43310020]

約数ペア:

[(1, 43310020), (2, 21655010), (4, 10827505), (5, 8662004), (10, 4331002), (13, 3331540), (20, 2165501), (26, 1665770), (52, 832885), (65, 666308), (130, 333154), (157, 275860), (260, 166577), (314, 137930), (628, 68965), (785, 55172), (1061, 40820), (1570, 27586), (2041, 21220), (2122, 20410), (3140, 13793), (4082, 10610), (4244, 10205), (5305, 8164)]