30895820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{29147}}^1$

素因数の和:29209

約数の個数: 24

約数和(自身を含む): 66107664

約数和(自身を除く): 35211844

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 29147, 58294, 116588, 145735, 291470, 582940, 1544791, 3089582, 6179164, 7723955, 15447910, 30895820]

約数ペア:

[(1, 30895820), (2, 15447910), (4, 7723955), (5, 6179164), (10, 3089582), (20, 1544791), (53, 582940), (106, 291470), (212, 145735), (265, 116588), (530, 58294), (1060, 29147)]