30514820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1033}}^1$

素因数の和:1260

約数の個数: 48

約数和(自身を含む): 73653888

約数和(自身を除く): 43139068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 844, 1033, 1055, 1477, 2066, 2110, 2954, 4132, 4220, 5165, 5908, 7231, 7385, 10330, 14462, 14770, 20660, 28924, 29540, 36155, 72310, 144620, 217963, 435926, 871852, 1089815, 1525741, 2179630, 3051482, 4359260, 6102964, 7628705, 15257410, 30514820]

約数ペア:

[(1, 30514820), (2, 15257410), (4, 7628705), (5, 6102964), (7, 4359260), (10, 3051482), (14, 2179630), (20, 1525741), (28, 1089815), (35, 871852), (70, 435926), (140, 217963), (211, 144620), (422, 72310), (844, 36155), (1033, 29540), (1055, 28924), (1477, 20660), (2066, 14770), (2110, 14462), (2954, 10330), (4132, 7385), (4220, 7231), (5165, 5908)]