30787885

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:541

約数の個数: 24

約数和(自身を含む): 40133016

約数和(自身を除く): 9345131

約数列:

[1, 5, 19, 37, 95, 185, 361, 461, 703, 1805, 2305, 3515, 8759, 13357, 17057, 43795, 66785, 85285, 166421, 324083, 832105, 1620415, 6157577, 30787885]

約数ペア:

[(1, 30787885), (5, 6157577), (19, 1620415), (37, 832105), (95, 324083), (185, 166421), (361, 85285), (461, 66785), (703, 43795), (1805, 17057), (2305, 13357), (3515, 8759)]