30764980

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3761}}^1$

素因数の和:4179

約数の個数: 24

約数和(自身を含む): 64781640

約数和(自身を除く): 34016660

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 3761, 4090, 7522, 8180, 15044, 18805, 37610, 75220, 1538249, 3076498, 6152996, 7691245, 15382490, 30764980]

約数ペア:

[(1, 30764980), (2, 15382490), (4, 7691245), (5, 6152996), (10, 3076498), (20, 1538249), (409, 75220), (818, 37610), (1636, 18805), (2045, 15044), (3761, 8180), (4090, 7522)]